JAPAN -- SPOT EXCHANGE RATE, YEN/US$ ------------------------------------ 4-Jan-71 357.7300 5-Jan-71 357.8100 6-Jan-71 357.8600 7-Jan-71 357.8700 8-Jan-71 357.8200 11-Jan-71 357.9500 12-Jan-71 358.0600 13-Jan-71 358.4400 14-Jan-71 358.4000 15-Jan-71 358.4000 18-Jan-71 358.2900 19-Jan-71 358.3500 20-Jan-71 358.4000 21-Jan-71 358.2700 22-Jan-71 357.9000 25-Jan-71 357.7300 26-Jan-71 357.7800 27-Jan-71 357.7900 28-Jan-71 357.8300 29-Jan-71 357.7200 1-Feb-71 357.6700 2-Feb-71 357.5500 3-Feb-71 357.5400 4-Feb-71 357.5100 5-Feb-71 357.5300 8-Feb-71 357.4900 9-Feb-71 357.5000 10-Feb-71 357.5000 11-Feb-71 357.5000 12-Feb-71 ND 15-Feb-71 ND 16-Feb-71 357.5300 17-Feb-71 357.5300 18-Feb-71 357.5300 19-Feb-71 357.5600 22-Feb-71 357.6000 23-Feb-71 357.5500 24-Feb-71 357.6000 25-Feb-71 357.5600 26-Feb-71 357.5600 1-Mar-71 357.6300 2-Mar-71 357.5600 3-Mar-71 357.4900 4-Mar-71 357.4500 5-Mar-71 357.5900 8-Mar-71 357.5500 9-Mar-71 357.4600 10-Mar-71 357.5900 11-Mar-71 357.5600 12-Mar-71 357.5800 15-Mar-71 357.5400 16-Mar-71 357.4900 17-Mar-71 357.5300 18-Mar-71 357.5600 19-Mar-71 357.5600 22-Mar-71 357.4400 23-Mar-71 357.5300 24-Mar-71 357.5300 25-Mar-71 357.4700 26-Mar-71 357.4700 29-Mar-71 357.4400 30-Mar-71 357.4900 31-Mar-71 357.4200 1-Apr-71 357.4900 2-Apr-71 357.5300 5-Apr-71 357.5000 6-Apr-71 357.4600 7-Apr-71 357.5500 8-Apr-71 357.5500 9-Apr-71 357.5000 12-Apr-71 357.5000 13-Apr-71 357.6200 14-Apr-71 357.5800 15-Apr-71 357.5000 16-Apr-71 357.5400 19-Apr-71 357.4900 20-Apr-71 357.4900 21-Apr-71 357.4900 22-Apr-71 357.4900 23-Apr-71 357.4900 26-Apr-71 357.5000 27-Apr-71 357.4900 28-Apr-71 357.5000 29-Apr-71 357.4100 30-Apr-71 357.4000 3-May-71 357.4100 4-May-71 357.4000 5-May-71 357.4000 6-May-71 357.4100 7-May-71 357.4100 10-May-71 357.1400 11-May-71 357.4400 12-May-71 357.5300 13-May-71 357.4900 14-May-71 357.4900 17-May-71 357.4000 18-May-71 357.4400 19-May-71 357.4000 20-May-71 357.4600 21-May-71 357.4000 24-May-71 357.4000 25-May-71 357.4000 26-May-71 357.4400 27-May-71 357.4000 28-May-71 357.4000 31-May-71 ND 1-Jun-71 357.4600 2-Jun-71 357.4000 3-Jun-71 357.4600 4-Jun-71 357.4000 7-Jun-71 357.4000 8-Jun-71 357.4000 9-Jun-71 357.4000 10-Jun-71 357.4000 11-Jun-71 357.4000 14-Jun-71 357.4000 15-Jun-71 357.4600 16-Jun-71 357.4600 17-Jun-71 357.4600 18-Jun-71 357.4000 21-Jun-71 357.4000 22-Jun-71 357.4000 23-Jun-71 357.4000 24-Jun-71 357.4000 25-Jun-71 357.4000 28-Jun-71 357.3700 29-Jun-71 357.3900 30-Jun-71 357.4000 1-Jul-71 357.4000 2-Jul-71 357.4000 5-Jul-71 ND 6-Jul-71 357.4500 7-Jul-71 357.4600 8-Jul-71 357.4600 9-Jul-71 357.4000 12-Jul-71 357.4100 13-Jul-71 357.4400 14-Jul-71 357.4000 15-Jul-71 357.4000 16-Jul-71 357.4000 19-Jul-71 357.3900 20-Jul-71 357.3900 21-Jul-71 357.4000 22-Jul-71 357.3700 23-Jul-71 357.3600 26-Jul-71 357.4000 27-Jul-71 357.3700 28-Jul-71 357.4000 29-Jul-71 357.4000 30-Jul-71 357.3900 2-Aug-71 357.4100 3-Aug-71 357.3700 4-Aug-71 357.3700 5-Aug-71 357.3700 6-Aug-71 357.3700 9-Aug-71 357.3500 10-Aug-71 357.3900 11-Aug-71 357.3500 12-Aug-71 357.4000 13-Aug-71 357.3500 16-Aug-71 ND 17-Aug-71 ND 18-Aug-71 ND 19-Aug-71 ND 20-Aug-71 ND 23-Aug-71 ND 24-Aug-71 ND 25-Aug-71 ND 26-Aug-71 ND 27-Aug-71 ND 30-Aug-71 ND 31-Aug-71 339.8500 1-Sep-71 341.0100 2-Sep-71 338.9800 3-Sep-71 340.1400 6-Sep-71 ND 7-Sep-71 339.7900 8-Sep-71 339.3900 9-Sep-71 339.0700 10-Sep-71 338.8100 13-Sep-71 338.9800 14-Sep-71 338.2400 15-Sep-71 338.4100 16-Sep-71 337.8400 17-Sep-71 337.9500 20-Sep-71 337.2700 21-Sep-71 337.3400 22-Sep-71 337.4400 23-Sep-71 337.2700 24-Sep-71 336.9800 27-Sep-71 336.2500 28-Sep-71 336.3600 29-Sep-71 335.5700 30-Sep-71 335.3500 1-Oct-71 333.3900 4-Oct-71 333.1700 5-Oct-71 333.1400 6-Oct-71 332.6500 7-Oct-71 332.6100 8-Oct-71 332.3700 11-Oct-71 ND 12-Oct-71 330.5200 13-Oct-71 331.4000 14-Oct-71 330.8500 15-Oct-71 330.5800 18-Oct-71 329.6000 19-Oct-71 330.8500 20-Oct-71 331.0700 21-Oct-71 330.7900 22-Oct-71 330.3600 25-Oct-71 ND 26-Oct-71 329.0000 27-Oct-71 329.5400 28-Oct-71 329.7100 29-Oct-71 329.5000 1-Nov-71 329.4500 2-Nov-71 ND 3-Nov-71 329.5000 4-Nov-71 330.8700 5-Nov-71 329.1600 8-Nov-71 329.2200 9-Nov-71 329.1600 10-Nov-71 329.1100 11-Nov-71 329.1100 12-Nov-71 329.4900 15-Nov-71 328.7300 16-Nov-71 328.6200 17-Nov-71 328.8000 18-Nov-71 328.6800 19-Nov-71 328.4000 22-Nov-71 328.4100 23-Nov-71 328.1900 24-Nov-71 328.0400 25-Nov-71 ND 26-Nov-71 327.6000 29-Nov-71 327.0600 30-Nov-71 327.4400 1-Dec-71 327.6000 2-Dec-71 326.0000 3-Dec-71 325.1000 6-Dec-71 326.5300 7-Dec-71 323.6200 8-Dec-71 323.5000 9-Dec-71 323.5200 10-Dec-71 323.1000 13-Dec-71 322.7900 14-Dec-71 322.5800 15-Dec-71 321.5400 16-Dec-71 320.0000 17-Dec-71 320.3600 20-Dec-71 ND 21-Dec-71 314.9800 22-Dec-71 314.9600 23-Dec-71 315.0100 24-Dec-71 315.2100 27-Dec-71 314.9600 28-Dec-71 315.0100 29-Dec-71 315.2100 30-Dec-71 315.0100 31-Dec-71 315.0100 3-Jan-72 314.8600 4-Jan-72 314.9600 5-Jan-72 314.8600 6-Jan-72 312.0100 7-Jan-72 312.5000 10-Jan-72 312.9900 11-Jan-72 314.4700 12-Jan-72 313.4800 13-Jan-72 313.9700 14-Jan-72 312.9900 17-Jan-72 313.3800 18-Jan-72 312.8900 19-Jan-72 312.7900 20-Jan-72 312.0100 21-Jan-72 312.3000 24-Jan-72 312.2100 25-Jan-72 311.8200 26-Jan-72 311.5300 27-Jan-72 310.0800 28-Jan-72 310.4600 31-Jan-72 310.5600 1-Feb-72 310.3700 2-Feb-72 308.5500 3-Feb-72 309.1200 4-Feb-72 308.6400 7-Feb-72 308.1700 8-Feb-72 307.6900 9-Feb-72 304.7900 10-Feb-72 304.6900 11-Feb-72 304.6900 14-Feb-72 304.2300 15-Feb-72 304.1400 16-Feb-72 303.9500 17-Feb-72 303.9500 18-Feb-72 303.4900 21-Feb-72 ND 22-Feb-72 302.8500 23-Feb-72 302.4800 24-Feb-72 302.1100 25-Feb-72 302.4800 28-Feb-72 303.9500 29-Feb-72 303.4000 1-Mar-72 303.2100 2-Mar-72 303.0300 3-Mar-72 302.6600 6-Mar-72 302.7500 7-Mar-72 302.3000 8-Mar-72 302.0200 9-Mar-72 301.6600 10-Mar-72 301.9300 13-Mar-72 302.3000 14-Mar-72 302.2100 15-Mar-72 302.1100 16-Mar-72 302.0200 17-Mar-72 302.1100 20-Mar-72 302.3000 21-Mar-72 302.1100 22-Mar-72 302.1100 23-Mar-72 301.9300 24-Mar-72 302.3000 27-Mar-72 302.5700 28-Mar-72 302.8500 29-Mar-72 303.7700 30-Mar-72 303.7700 31-Mar-72 304.3200 3-Apr-72 304.1400 4-Apr-72 304.9700 5-Apr-72 305.1600 6-Apr-72 304.8800 7-Apr-72 303.2100 10-Apr-72 302.1100 11-Apr-72 302.3000 12-Apr-72 302.4300 13-Apr-72 302.5700 14-Apr-72 302.9400 17-Apr-72 302.5700 18-Apr-72 302.3900 19-Apr-72 302.9400 20-Apr-72 303.0300 21-Apr-72 303.2100 24-Apr-72 305.1600 25-Apr-72 304.3200 26-Apr-72 303.7700 27-Apr-72 304.2300 28-Apr-72 304.8800 1-May-72 304.4100 2-May-72 304.2300 3-May-72 304.3200 4-May-72 304.2300 5-May-72 304.3200 8-May-72 305.0600 9-May-72 304.9700 10-May-72 303.7700 11-May-72 303.5800 12-May-72 303.8600 15-May-72 304.3200 16-May-72 304.4100 17-May-72 304.5100 18-May-72 304.6000 19-May-72 304.0400 22-May-72 304.4100 23-May-72 304.2300 24-May-72 304.3200 25-May-72 304.3200 26-May-72 304.4100 29-May-72 ND 30-May-72 305.3400 31-May-72 304.6900 1-Jun-72 304.4100 2-Jun-72 304.2300 5-Jun-72 304.6900 6-Jun-72 304.5100 7-Jun-72 304.4100 8-Jun-72 304.3200 9-Jun-72 304.2300 12-Jun-72 304.5100 13-Jun-72 304.0400 14-Jun-72 303.9500 15-Jun-72 304.0400 16-Jun-72 303.9500 19-Jun-72 303.8600 20-Jun-72 303.4000 21-Jun-72 302.9400 22-Jun-72 302.0700 23-Jun-72 294.1200 26-Jun-72 298.5100 27-Jun-72 298.5100 28-Jun-72 296.7400 29-Jun-72 300.7500 30-Jun-72 300.9300 3-Jul-72 300.8400 4-Jul-72 ND 5-Jul-72 300.0300 6-Jul-72 300.5700 7-Jul-72 300.9300 10-Jul-72 301.3000 11-Jul-72 301.5700 12-Jul-72 301.2000 13-Jul-72 301.0200 14-Jul-72 301.2000 17-Jul-72 301.0200 18-Jul-72 300.7500 19-Jul-72 301.2000 20-Jul-72 300.9300 21-Jul-72 301.1100 24-Jul-72 301.2000 25-Jul-72 300.7500 26-Jul-72 301.2000 27-Jul-72 301.2000 28-Jul-72 301.2000 31-Jul-72 301.3900 1-Aug-72 301.2000 2-Aug-72 301.2000 3-Aug-72 301.2000 4-Aug-72 300.9300 7-Aug-72 301.1100 8-Aug-72 301.2000 9-Aug-72 301.2000 10-Aug-72 301.1100 11-Aug-72 301.1100 14-Aug-72 301.1100 15-Aug-72 301.2000 16-Aug-72 301.2000 17-Aug-72 301.2000 18-Aug-72 301.2000 21-Aug-72 301.1100 22-Aug-72 301.2000 23-Aug-72 301.2000 24-Aug-72 301.2000 25-Aug-72 301.2000 28-Aug-72 301.2000 29-Aug-72 301.2000 30-Aug-72 301.1100 31-Aug-72 301.1100 1-Sep-72 301.1100 4-Sep-72 ND 5-Sep-72 301.2000 6-Sep-72 301.2000 7-Sep-72 301.1100 8-Sep-72 301.1100 11-Sep-72 301.2000 12-Sep-72 301.1100 13-Sep-72 301.1100 14-Sep-72 301.1100 15-Sep-72 301.1100 18-Sep-72 301.1100 19-Sep-72 301.1100 20-Sep-72 301.1100 21-Sep-72 301.1100 22-Sep-72 301.1100 25-Sep-72 301.1100 26-Sep-72 301.1100 27-Sep-72 301.0200 28-Sep-72 301.1100 29-Sep-72 301.1100 2-Oct-72 301.1100 3-Oct-72 301.1100 4-Oct-72 301.1100 5-Oct-72 301.1100 6-Oct-72 300.9300 9-Oct-72 ND 10-Oct-72 300.9300 11-Oct-72 301.0200 12-Oct-72 301.0200 13-Oct-72 301.1100 16-Oct-72 301.1100 17-Oct-72 301.1100 18-Oct-72 301.1100 19-Oct-72 301.0200 20-Oct-72 300.7500 23-Oct-72 ND 24-Oct-72 301.0200 25-Oct-72 301.2000 26-Oct-72 300.8400 27-Oct-72 300.4800 30-Oct-72 301.0200 31-Oct-72 301.1100 1-Nov-72 301.0200 2-Nov-72 300.6600 3-Nov-72 299.9400 6-Nov-72 301.0200 7-Nov-72 ND 8-Nov-72 301.0200 9-Nov-72 301.0200 10-Nov-72 300.9300 13-Nov-72 301.0200 14-Nov-72 301.0200 15-Nov-72 301.1100 16-Nov-72 301.1100 17-Nov-72 301.0200 20-Nov-72 301.1100 21-Nov-72 301.1100 22-Nov-72 301.1100 23-Nov-72 ND 24-Nov-72 301.0200 27-Nov-72 301.1100 28-Nov-72 301.2000 29-Nov-72 301.1100 30-Nov-72 301.1100 1-Dec-72 301.1100 4-Dec-72 301.1100 5-Dec-72 301.1100 6-Dec-72 301.1100 7-Dec-72 301.1100 8-Dec-72 301.1100 11-Dec-72 301.0700 12-Dec-72 301.1100 13-Dec-72 301.1100 14-Dec-72 301.1100 15-Dec-72 301.1100 18-Dec-72 301.1100 19-Dec-72 301.1100 20-Dec-72 301.1100 21-Dec-72 301.1100 22-Dec-72 301.1100 25-Dec-72 ND 26-Dec-72 301.3900 27-Dec-72 302.0200 28-Dec-72 302.0200 29-Dec-72 301.6600 1-Jan-73 ND 2-Jan-73 301.3900 3-Jan-73 301.4300 4-Jan-73 301.2000 5-Jan-73 301.3000 8-Jan-73 302.2100 9-Jan-73 302.0700 10-Jan-73 301.8400 11-Jan-73 301.4800 12-Jan-73 301.6600 15-Jan-73 301.6600 16-Jan-73 301.9300 17-Jan-73 302.1100 18-Jan-73 302.2100 19-Jan-73 302.5700 22-Jan-73 302.4800 23-Jan-73 301.6600 24-Jan-73 302.1100 25-Jan-73 301.8400 26-Jan-73 301.7500 29-Jan-73 301.6600 30-Jan-73 301.3900 31-Jan-73 301.3900 1-Feb-73 300.9300 2-Feb-73 299.5800 5-Feb-73 300.7500 6-Feb-73 299.8500 7-Feb-73 299.8500 8-Feb-73 299.4000 9-Feb-73 293.2600 12-Feb-73 ND 13-Feb-73 266.6700 14-Feb-73 265.9600 15-Feb-73 263.0200 16-Feb-73 263.8500 19-Feb-73 ND 20-Feb-73 265.9600 21-Feb-73 264.9000 22-Feb-73 265.4600 23-Feb-73 264.9000 26-Feb-73 265.6000 27-Feb-73 265.9600 28-Feb-73 265.6700 1-Mar-73 265.6000 2-Mar-73 262.1200 5-Mar-73 259.0700 6-Mar-73 261.7800 7-Mar-73 261.9200 8-Mar-73 261.4400 9-Mar-73 260.4200 12-Mar-73 257.0700 13-Mar-73 254.9700 14-Mar-73 254.4500 15-Mar-73 255.7500 16-Mar-73 260.0800 19-Mar-73 263.1600 20-Mar-73 263.1600 21-Mar-73 263.1600 22-Mar-73 263.5000 23-Mar-73 266.0300 26-Mar-73 265.5300 27-Mar-73 265.3900 28-Mar-73 265.6000 29-Mar-73 265.6700 30-Mar-73 265.9600 2-Apr-73 266.0300 3-Apr-73 265.4600 4-Apr-73 264.9700 5-Apr-73 264.5500 6-Apr-73 264.7600 9-Apr-73 265.5300 10-Apr-73 265.5300 11-Apr-73 265.6700 12-Apr-73 266.0300 13-Apr-73 265.8900 16-Apr-73 265.6000 17-Apr-73 265.4600 18-Apr-73 265.4600 19-Apr-73 265.5300 20-Apr-73 265.6000 23-Apr-73 265.6000 24-Apr-73 265.4600 25-Apr-73 265.4600 26-Apr-73 265.6000 27-Apr-73 265.6000 30-Apr-73 265.5300 1-May-73 265.5300 2-May-73 265.5300 3-May-73 265.5300 4-May-73 265.5300 7-May-73 265.5300 8-May-73 265.6700 9-May-73 265.0400 10-May-73 265.0400 11-May-73 265.4600 14-May-73 264.7600 15-May-73 262.4700 16-May-73 262.9500 17-May-73 264.4800 18-May-73 264.2700 21-May-73 262.9500 22-May-73 263.5700 23-May-73 264.2000 24-May-73 264.5500 25-May-73 264.8300 28-May-73 ND 29-May-73 264.9000 30-May-73 264.8300 31-May-73 264.6900 1-Jun-73 264.0600 4-Jun-73 262.8800 5-Jun-73 262.8800 6-Jun-73 264.1300 7-Jun-73 264.2700 8-Jun-73 264.4100 11-Jun-73 264.6900 12-Jun-73 264.6900 13-Jun-73 264.6200 14-Jun-73 264.6900 15-Jun-73 264.6900 18-Jun-73 264.6900 19-Jun-73 264.8300 20-Jun-73 264.9700 21-Jun-73 265.0400 22-Jun-73 265.0400 25-Jun-73 265.1800 26-Jun-73 265.1800 27-Jun-73 265.1800 28-Jun-73 265.1800 29-Jun-73 263.1600 2-Jul-73 265.2500 3-Jul-73 265.0400 4-Jul-73 ND 5-Jul-73 265.1100 6-Jul-73 262.1200 9-Jul-73 259.4000 10-Jul-73 263.1600 11-Jul-73 264.8300 12-Jul-73 264.7600 13-Jul-73 265.0400 16-Jul-73 265.1100 17-Jul-73 265.2500 18-Jul-73 265.1100 19-Jul-73 265.1800 20-Jul-73 265.6000 23-Jul-73 266.1700 24-Jul-73 265.6000 25-Jul-73 265.5300 26-Jul-73 265.6000 27-Jul-73 264.7600 30-Jul-73 263.5700 31-Jul-73 263.4400 1-Aug-73 263.4400 2-Aug-73 264.7600 3-Aug-73 265.3900 6-Aug-73 265.1100 7-Aug-73 265.2500 8-Aug-73 265.1800 9-Aug-73 265.1100 10-Aug-73 265.2500 13-Aug-73 265.4600 14-Aug-73 265.4600 15-Aug-73 265.4600 16-Aug-73 265.3900 17-Aug-73 265.5300 20-Aug-73 265.6000 21-Aug-73 265.1800 22-Aug-73 265.2500 23-Aug-73 265.2500 24-Aug-73 265.2500 27-Aug-73 265.3200 28-Aug-73 265.3200 29-Aug-73 265.3200 30-Aug-73 265.3900 31-Aug-73 265.3900 3-Sep-73 ND 4-Sep-73 265.4600 5-Sep-73 265.3900 6-Sep-73 265.3900 7-Sep-73 265.3900 10-Sep-73 265.3900 11-Sep-73 265.4600 12-Sep-73 265.6000 13-Sep-73 265.6000 14-Sep-73 265.6000 17-Sep-73 265.5300 18-Sep-73 265.5300 19-Sep-73 265.4600 20-Sep-73 265.3900 21-Sep-73 265.2500 24-Sep-73 265.3900 25-Sep-73 265.4600 26-Sep-73 265.5300 27-Sep-73 265.6000 28-Sep-73 265.6000 1-Oct-73 265.6000 2-Oct-73 265.7500 3-Oct-73 265.8900 4-Oct-73 265.9600 5-Oct-73 266.1700 8-Oct-73 ND 9-Oct-73 266.3100 10-Oct-73 266.3100 11-Oct-73 266.2400 12-Oct-73 266.2400 15-Oct-73 266.4500 16-Oct-73 266.4500 17-Oct-73 266.3800 18-Oct-73 266.3100 19-Oct-73 266.3800 22-Oct-73 ND 23-Oct-73 266.4500 24-Oct-73 266.3800 25-Oct-73 266.4500 26-Oct-73 266.6700 29-Oct-73 266.7400 30-Oct-73 266.9500 31-Oct-73 266.9500 1-Nov-73 270.2700 2-Nov-73 276.0100 5-Nov-73 275.1800 6-Nov-73 ND 7-Nov-73 275.1800 8-Nov-73 275.2500 9-Nov-73 275.3300 12-Nov-73 275.2500 13-Nov-73 280.1900 14-Nov-73 280.6600 15-Nov-73 280.2700 16-Nov-73 280.1100 19-Nov-73 280.1100 20-Nov-73 280.4300 21-Nov-73 280.1100 22-Nov-73 ND 23-Nov-73 280.6600 26-Nov-73 280.1100 27-Nov-73 280.1100 28-Nov-73 279.8000 29-Nov-73 280.1100 30-Nov-73 280.1100 3-Dec-73 280.1100 4-Dec-73 280.1100 5-Dec-73 280.1100 6-Dec-73 280.1100 7-Dec-73 280.1100 10-Dec-73 280.1100 11-Dec-73 280.1100 12-Dec-73 280.0300 13-Dec-73 280.1100 14-Dec-73 280.1100 17-Dec-73 280.1100 18-Dec-73 280.1100 19-Dec-73 280.1100 20-Dec-73 280.1100 21-Dec-73 280.1100 24-Dec-73 280.3500 25-Dec-73 ND 26-Dec-73 280.2700 27-Dec-73 280.6600 28-Dec-73 280.4300 31-Dec-73 280.2700 1-Jan-74 ND 2-Jan-74 280.8200 3-Jan-74 283.6900 4-Jan-74 282.0900 7-Jan-74 300.3000 8-Jan-74 299.9400 9-Jan-74 299.9400 10-Jan-74 299.9400 11-Jan-74 300.0300 14-Jan-74 300.1200 15-Jan-74 300.1200 16-Jan-74 300.1200 17-Jan-74 300.1200 18-Jan-74 300.1200 21-Jan-74 305.3400 22-Jan-74 304.8800 23-Jan-74 303.5800 24-Jan-74 300.1200 25-Jan-74 299.8000 28-Jan-74 299.8500 29-Jan-74 300.0300 30-Jan-74 299.2200 31-Jan-74 298.7700 1-Feb-74 298.8600 4-Feb-74 297.0000 5-Feb-74 293.6900 6-Feb-74 297.6200 7-Feb-74 296.8200 8-Feb-74 296.3000 11-Feb-74 295.5100 12-Feb-74 ND 13-Feb-74 291.8900 14-Feb-74 291.5500 15-Feb-74 293.1700 18-Feb-74 ND 19-Feb-74 290.1100 20-Feb-74 289.0200 21-Feb-74 282.0900 22-Feb-74 280.5800 25-Feb-74 283.3700 26-Feb-74 286.5300 27-Feb-74 287.0300 28-Feb-74 288.4300 1-Mar-74 292.0600 4-Mar-74 292.7400 5-Mar-74 289.4400 6-Mar-74 287.0300 7-Mar-74 286.8600 8-Mar-74 287.1900 11-Mar-74 285.7100 12-Mar-74 281.6900 13-Mar-74 282.3300 14-Mar-74 282.8900 15-Mar-74 282.4900 18-Mar-74 281.9300 19-Mar-74 280.9800 20-Mar-74 280.1900 21-Mar-74 279.1000 22-Mar-74 276.7800 25-Mar-74 275.1800 26-Mar-74 274.8800 27-Mar-74 275.4800 28-Mar-74 274.4200 29-Mar-74 276.0900 1-Apr-74 280.1100 2-Apr-74 275.4800 3-Apr-74 275.8600 4-Apr-74 278.3200 5-Apr-74 279.3300 8-Apr-74 278.0100 9-Apr-74 279.2500 10-Apr-74 278.0100 11-Apr-74 276.7800 12-Apr-74 278.5500 15-Apr-74 278.5500 16-Apr-74 276.9300 17-Apr-74 276.4000 18-Apr-74 276.4000 19-Apr-74 276.9300 22-Apr-74 277.3900 23-Apr-74 275.5600 24-Apr-74 276.2400 25-Apr-74 278.1600 26-Apr-74 279.8000 29-Apr-74 279.3300 30-Apr-74 279.6400 1-May-74 279.4100 2-May-74 279.9600 3-May-74 279.8000 6-May-74 279.4100 7-May-74 279.5600 8-May-74 277.6200 9-May-74 277.6200 10-May-74 277.6200 13-May-74 277.6200 14-May-74 277.7800 15-May-74 277.3900 16-May-74 277.6200 17-May-74 277.7000 20-May-74 278.2400 21-May-74 279.1000 22-May-74 279.8800 23-May-74 279.5600 24-May-74 279.4900 27-May-74 ND 28-May-74 279.3300 29-May-74 279.7200 30-May-74 280.9000 31-May-74 281.9300 3-Jun-74 283.6900 4-Jun-74 282.8900 5-Jun-74 281.8500 6-Jun-74 281.9300 7-Jun-74 282.6500 10-Jun-74 282.1700 11-Jun-74 282.2500 12-Jun-74 282.9700 13-Jun-74 282.4900 14-Jun-74 282.5700 17-Jun-74 282.7300 18-Jun-74 282.7300 19-Jun-74 282.6500 20-Jun-74 282.8900 21-Jun-74 283.2100 24-Jun-74 283.6100 25-Jun-74 283.8500 26-Jun-74 284.0900 27-Jun-74 283.9300 28-Jun-74 284.2500 1-Jul-74 285.3100 2-Jul-74 286.6100 3-Jul-74 285.8800 4-Jul-74 ND 5-Jul-74 287.3600 8-Jul-74 287.9400 9-Jul-74 288.4300 10-Jul-74 290.7000 11-Jul-74 291.9700 12-Jul-74 289.1800 15-Jul-74 288.8500 16-Jul-74 288.1000 17-Jul-74 289.9400 18-Jul-74 290.3600 19-Jul-74 290.7000 22-Jul-74 291.2900 23-Jul-74 292.7400 24-Jul-74 292.8300 25-Jul-74 293.9400 26-Jul-74 295.4200 29-Jul-74 298.2400 30-Jul-74 297.5300 31-Jul-74 298.2400 1-Aug-74 299.5800 2-Aug-74 300.1200 5-Aug-74 300.2100 6-Aug-74 300.7500 7-Aug-74 302.1100 8-Aug-74 302.7500 9-Aug-74 302.5700 12-Aug-74 302.1100 13-Aug-74 301.8400 14-Aug-74 302.4800 15-Aug-74 302.7500 16-Aug-74 302.9400 19-Aug-74 303.1200 20-Aug-74 303.1200 21-Aug-74 303.4900 22-Aug-74 303.8600 23-Aug-74 303.1200 26-Aug-74 302.8500 27-Aug-74 302.1100 28-Aug-74 302.4800 29-Aug-74 302.9400 30-Aug-74 302.9400 2-Sep-74 ND 3-Sep-74 302.6600 4-Sep-74 302.7500 5-Sep-74 302.5700 6-Sep-74 302.6600 9-Sep-74 302.4800 10-Sep-74 302.7500 11-Sep-74 302.1100 12-Sep-74 301.2000 13-Sep-74 299.5800 16-Sep-74 299.4000 17-Sep-74 296.1200 18-Sep-74 296.0300 19-Sep-74 296.8200 20-Sep-74 295.8600 23-Sep-74 295.8600 24-Sep-74 294.8100 25-Sep-74 296.2100 26-Sep-74 296.7400 27-Sep-74 296.7400 30-Sep-74 298.3300 1-Oct-74 298.1500 2-Oct-74 297.9700 3-Oct-74 299.0400 4-Oct-74 299.0400 7-Oct-74 300.0300 8-Oct-74 299.7600 9-Oct-74 298.6900 10-Oct-74 298.7700 11-Oct-74 299.1300 14-Oct-74 ND 15-Oct-74 299.1300 16-Oct-74 299.0400 17-Oct-74 298.9500 18-Oct-74 299.3100 21-Oct-74 299.6700 22-Oct-74 299.9400 23-Oct-74 299.6700 24-Oct-74 299.9400 25-Oct-74 299.8500 28-Oct-74 300.1200 29-Oct-74 299.9400 30-Oct-74 299.9400 31-Oct-74 299.9400 1-Nov-74 300.4800 4-Nov-74 300.4800 5-Nov-74 ND 6-Nov-74 300.4800 7-Nov-74 299.7600 8-Nov-74 299.6700 11-Nov-74 ND 12-Nov-74 300.3000 13-Nov-74 300.1200 14-Nov-74 300.3000 15-Nov-74 299.9400 18-Nov-74 299.6700 19-Nov-74 299.9400 20-Nov-74 299.9400 21-Nov-74 299.9400 22-Nov-74 299.8500 25-Nov-74 300.2100 26-Nov-74 300.1200 27-Nov-74 299.8500 28-Nov-74 ND 29-Nov-74 300.3000 2-Dec-74 300.3900 3-Dec-74 300.0300 4-Dec-74 299.7600 5-Dec-74 300.0300 6-Dec-74 299.9400 9-Dec-74 299.8500 10-Dec-74 299.7600 11-Dec-74 299.7600 12-Dec-74 300.0300 13-Dec-74 300.0300 16-Dec-74 300.3000 17-Dec-74 300.4800 18-Dec-74 300.6600 19-Dec-74 300.8400 20-Dec-74 301.1100 23-Dec-74 301.0200 24-Dec-74 301.2000 25-Dec-74 ND 26-Dec-74 301.1100 27-Dec-74 300.7500 30-Dec-74 300.5700 31-Dec-74 301.0200 1-Jan-75 ND 2-Jan-75 300.6600 3-Jan-75 300.8400 6-Jan-75 301.0200 7-Jan-75 300.9300 8-Jan-75 300.7500 9-Jan-75 300.8400 10-Jan-75 300.8400 13-Jan-75 300.9300 14-Jan-75 300.9300 15-Jan-75 301.0200 16-Jan-75 300.7500 17-Jan-75 300.8400 20-Jan-75 301.0200 21-Jan-75 300.8400 22-Jan-75 300.3000 23-Jan-75 299.6700 24-Jan-75 295.3300 27-Jan-75 294.9900 28-Jan-75 297.4400 29-Jan-75 297.3500 30-Jan-75 297.8000 31-Jan-75 297.9700 3-Feb-75 297.4400 4-Feb-75 297.0900 5-Feb-75 297.2700 6-Feb-75 297.0000 7-Feb-75 295.6000 10-Feb-75 292.4000 11-Feb-75 291.6300 12-Feb-75 ND 13-Feb-75 292.8300 14-Feb-75 293.2600 17-Feb-75 ND 18-Feb-75 293.3400 19-Feb-75 291.5500 20-Feb-75 291.1200 21-Feb-75 289.5200 24-Feb-75 285.8800 25-Feb-75 285.9600 26-Feb-75 285.6300 27-Feb-75 285.8800 28-Feb-75 286.4500 3-Mar-75 285.3900 4-Mar-75 284.6600 5-Mar-75 285.2300 6-Mar-75 285.7100 7-Mar-75 285.9600 10-Mar-75 286.2100 11-Mar-75 286.1200 12-Mar-75 287.2700 13-Mar-75 288.8500 14-Mar-75 288.1000 17-Mar-75 286.5300 18-Mar-75 287.1900 19-Mar-75 288.1800 20-Mar-75 287.1900 21-Mar-75 287.4400 24-Mar-75 287.7700 25-Mar-75 290.0200 26-Mar-75 290.5300 27-Mar-75 292.0600 28-Mar-75 292.4800 31-Mar-75 294.0300 1-Apr-75 290.8700 2-Apr-75 291.5500 3-Apr-75 292.3100 4-Apr-75 292.2300 7-Apr-75 291.9700 8-Apr-75 291.8900 9-Apr-75 291.8900 10-Apr-75 291.8000 11-Apr-75 291.1200 14-Apr-75 291.2900 15-Apr-75 290.9500 16-Apr-75 291.3800 17-Apr-75 291.7200 18-Apr-75 291.8000 21-Apr-75 292.8300 22-Apr-75 292.8300 23-Apr-75 292.7400 24-Apr-75 292.8300 25-Apr-75 293.6900 28-Apr-75 294.5500 29-Apr-75 293.8600 30-Apr-75 292.2300 1-May-75 292.1400 2-May-75 290.3600 5-May-75 290.4400 6-May-75 291.3800 7-May-75 291.2100 8-May-75 291.3800 9-May-75 291.4600 12-May-75 291.2900 13-May-75 291.4600 14-May-75 291.8000 15-May-75 291.6300 16-May-75 291.5500 19-May-75 291.8000 20-May-75 292.2300 21-May-75 292.0600 22-May-75 291.8900 23-May-75 291.0400 26-May-75 ND 27-May-75 291.2900 28-May-75 290.7000 29-May-75 291.3800 30-May-75 291.5500 2-Jun-75 291.4600 3-Jun-75 291.0400 4-Jun-75 291.2900 5-Jun-75 292.2300 6-Jun-75 291.8000 9-Jun-75 291.8000 10-Jun-75 291.8900 11-Jun-75 291.8900 12-Jun-75 292.4800 13-Jun-75 292.6500 16-Jun-75 294.1200 17-Jun-75 293.4300 18-Jun-75 294.1200 19-Jun-75 294.1200 20-Jun-75 293.9400 23-Jun-75 294.7200 24-Jun-75 295.3300 25-Jun-75 297.0000 26-Jun-75 295.7700 27-Jun-75 296.0300 30-Jun-75 295.6800 1-Jul-75 295.6800 2-Jul-75 295.5100 3-Jul-75 295.4200 4-Jul-75 ND 7-Jul-75 295.5100 8-Jul-75 295.6800 9-Jul-75 295.9500 10-Jul-75 296.1200 11-Jul-75 296.1200 14-Jul-75 295.8600 15-Jul-75 295.8600 16-Jul-75 296.0300 17-Jul-75 296.3000 18-Jul-75 296.2100 21-Jul-75 296.1200 22-Jul-75 296.4700 23-Jul-75 296.8200 24-Jul-75 297.6200 25-Jul-75 296.6500 28-Jul-75 297.8000 29-Jul-75 297.3500 30-Jul-75 297.4400 31-Jul-75 297.7100 1-Aug-75 297.8900 4-Aug-75 297.9700 5-Aug-75 297.9700 6-Aug-75 298.0600 7-Aug-75 297.9700 8-Aug-75 297.6200 11-Aug-75 297.8000 12-Aug-75 298.0600 13-Aug-75 297.9700 14-Aug-75 297.9700 15-Aug-75 297.9700 18-Aug-75 298.1500 19-Aug-75 298.0600 20-Aug-75 297.9700 21-Aug-75 297.8900 22-Aug-75 297.9700 25-Aug-75 298.0600 26-Aug-75 298.1500 27-Aug-75 297.9700 28-Aug-75 298.0600 29-Aug-75 297.9700 1-Sep-75 ND 2-Sep-75 297.9700 3-Sep-75 297.8000 4-Sep-75 297.8900 5-Sep-75 297.9700 8-Sep-75 297.9700 9-Sep-75 298.0600 10-Sep-75 297.9700 11-Sep-75 298.0600 12-Sep-75 298.0600 15-Sep-75 298.0600 16-Sep-75 298.0600 17-Sep-75 298.3300 18-Sep-75 300.4800 19-Sep-75 301.5700 22-Sep-75 302.9400 23-Sep-75 303.3100 24-Sep-75 303.1200 25-Sep-75 302.6600 26-Sep-75 301.7500 29-Sep-75 303.2100 30-Sep-75 302.8500 1-Oct-75 302.5700 2-Oct-75 302.6600 3-Oct-75 303.0300 6-Oct-75 303.1200 7-Oct-75 302.9400 8-Oct-75 303.1200 9-Oct-75 303.0300 10-Oct-75 302.9400 13-Oct-75 ND 14-Oct-75 302.6600 15-Oct-75 302.9400 16-Oct-75 302.9400 17-Oct-75 302.7600 20-Oct-75 302.4800 21-Oct-75 301.1100 22-Oct-75 301.5700 23-Oct-75 301.8400 24-Oct-75 301.6600 27-Oct-75 301.5700 28-Oct-75 301.4800 29-Oct-75 301.5700 30-Oct-75 301.6600 31-Oct-75 301.7500 3-Nov-75 301.7500 4-Nov-75 ND 5-Nov-75 301.8400 6-Nov-75 301.7500 7-Nov-75 301.7500 10-Nov-75 302.3000 11-Nov-75 ND 12-Nov-75 301.9300 13-Nov-75 302.2100 14-Nov-75 302.5700 17-Nov-75 302.6600 18-Nov-75 302.9400 19-Nov-75 303.1200 20-Nov-75 302.9400 21-Nov-75 303.1200 24-Nov-75 302.9400 25-Nov-75 303.1200 26-Nov-75 303.2100 27-Nov-75 ND 28-Nov-75 303.1200 1-Dec-75 304.4100 2-Dec-75 304.4100 3-Dec-75 305.0600 4-Dec-75 304.9700 5-Dec-75 306.7500 8-Dec-75 306.8400 9-Dec-75 306.1900 10-Dec-75 306.0900 11-Dec-75 305.9000 12-Dec-75 305.9000 15-Dec-75 306.0000 16-Dec-75 305.5300 17-Dec-75 305.6200 18-Dec-75 305.6200 19-Dec-75 306.0900 22-Dec-75 306.0900 23-Dec-75 306.0000 24-Dec-75 305.9000 25-Dec-75 ND 26-Dec-75 305.9000 29-Dec-75 305.2500 30-Dec-75 305.0600 31-Dec-75 305.1600 1-Jan-76 ND 2-Jan-76 305.0600 5-Jan-76 305.1600 6-Jan-76 305.0600 7-Jan-76 305.2500 8-Jan-76 305.6200 9-Jan-76 306.0000 12-Jan-76 305.1600 13-Jan-76 305.2500 14-Jan-76 305.3400 15-Jan-76 305.2500 16-Jan-76 305.2500 19-Jan-76 304.1400 20-Jan-76 303.8600 21-Jan-76 304.4100 22-Jan-76 304.1400 23-Jan-76 304.0400 26-Jan-76 303.7700 27-Jan-76 303.6700 28-Jan-76 303.5800 29-Jan-76 303.6700 30-Jan-76 303.6700 2-Feb-76 303.2100 3-Feb-76 302.7600 4-Feb-76 300.5700 5-Feb-76 300.5700 6-Feb-76 301.3900 9-Feb-76 300.7500 10-Feb-76 300.6600 11-Feb-76 300.1200 12-Feb-76 ND 13-Feb-76 300.7500 16-Feb-76 ND 17-Feb-76 301.5700 18-Feb-76 301.6600 19-Feb-76 301.7500 20-Feb-76 302.1100 23-Feb-76 302.5700 24-Feb-76 302.0200 25-Feb-76 302.0200 26-Feb-76 302.1100 27-Feb-76 302.1100 1-Mar-76 301.6600 2-Mar-76 301.6600 3-Mar-76 301.5700 4-Mar-76 301.6600 5-Mar-76 301.5700 8-Mar-76 300.7500 9-Mar-76 301.1100 10-Mar-76 301.3000 11-Mar-76 301.3000 12-Mar-76 300.8400 15-Mar-76 300.6600 16-Mar-76 300.5700 17-Mar-76 299.9400 18-Mar-76 299.9400 19-Mar-76 299.6700 22-Mar-76 299.8500 23-Mar-76 299.7600 24-Mar-76 299.7600 25-Mar-76 299.6700 26-Mar-76 299.5800 29-Mar-76 299.6700 30-Mar-76 299.8500 31-Mar-76 299.5800 1-Apr-76 299.4900 2-Apr-76 299.3100 5-Apr-76 299.3100 6-Apr-76 299.0400 7-Apr-76 298.8600 8-Apr-76 297.4400 9-Apr-76 297.8900 12-Apr-76 298.4200 13-Apr-76 298.6000 14-Apr-76 298.0600 15-Apr-76 299.4000 16-Apr-76 299.3100 19-Apr-76 300.0300 20-Apr-76 299.4900 21-Apr-76 299.5800 22-Apr-76 299.6700 23-Apr-76 299.7600 26-Apr-76 299.8500 27-Apr-76 299.3100 28-Apr-76 299.2200 29-Apr-76 299.3100 30-Apr-76 299.0400 3-May-76 298.9500 4-May-76 297.8900 5-May-76 297.9700 6-May-76 298.2400 7-May-76 298.5100 10-May-76 298.4200 11-May-76 298.4200 12-May-76 298.6900 13-May-76 298.9500 14-May-76 298.7800 17-May-76 299.3100 18-May-76 299.1300 19-May-76 299.2200 20-May-76 299.4000 21-May-76 299.5800 24-May-76 299.5800 25-May-76 299.5800 26-May-76 299.7600 27-May-76 299.6700 28-May-76 300.0300 31-May-76 ND 1-Jun-76 300.3900 2-Jun-76 300.3000 3-Jun-76 300.4800 4-Jun-76 300.3900 7-Jun-76 300.3000 8-Jun-76 300.1200 9-Jun-76 299.9400 10-Jun-76 299.9400 11-Jun-76 300.0300 14-Jun-76 299.9400 15-Jun-76 299.7600 16-Jun-76 299.8500 17-Jun-76 300.0300 18-Jun-76 299.3100 21-Jun-76 299.3100 22-Jun-76 299.2200 23-Jun-76 296.8200 24-Jun-76 297.2700 25-Jun-76 297.8000 28-Jun-76 296.0300 29-Jun-76 297.0000 30-Jun-76 297.9700 1-Jul-76 296.9100 2-Jul-76 297.1800 5-Jul-76 ND 6-Jul-76 296.3800 7-Jul-76 296.6500 8-Jul-76 296.4700 9-Jul-76 296.7400 12-Jul-76 296.3800 13-Jul-76 294.9000 14-Jul-76 292.6500 15-Jul-76 293.1700 16-Jul-76 294.0300 19-Jul-76 293.6900 20-Jul-76 293.3400 21-Jul-76 293.6000 22-Jul-76 293.6900 23-Jul-76 293.9400 26-Jul-76 293.5100 27-Jul-76 293.8600 28-Jul-76 293.5100 29-Jul-76 293.6000 30-Jul-76 293.2600 2-Aug-76 292.9100 3-Aug-76 292.9100 4-Aug-76 292.8300 5-Aug-76 293.0000 6-Aug-76 293.0000 9-Aug-76 292.6500 10-Aug-76 292.8300 11-Aug-76 292.5700 12-Aug-76 292.6500 13-Aug-76 291.1200 16-Aug-76 290.3600 17-Aug-76 287.8500 18-Aug-76 288.2700 19-Aug-76 288.7700 20-Aug-76 289.3500 23-Aug-76 289.7700 24-Aug-76 288.4300 25-Aug-76 288.8500 26-Aug-76 288.9300 27-Aug-76 288.6000 30-Aug-76 288.7700 31-Aug-76 289.3500 1-Sep-76 288.9300 2-Sep-76 288.6800 3-Sep-76 287.7700 6-Sep-76 ND 7-Sep-76 287.7700 8-Sep-76 287.6000 9-Sep-76 286.0400 10-Sep-76 286.9400 13-Sep-76 286.6200 14-Sep-76 286.5300 15-Sep-76 286.1200 16-Sep-76 286.7000 17-Sep-76 287.2700 20-Sep-76 287.1100 21-Sep-76 288.0200 22-Sep-76 287.1100 23-Sep-76 287.7700 24-Sep-76 287.8500 27-Sep-76 287.6000 28-Sep-76 287.5200 29-Sep-76 287.7700 30-Sep-76 286.8600 1-Oct-76 287.1100 4-Oct-76 287.2700 5-Oct-76 287.4400 6-Oct-76 288.0200 7-Oct-76 288.1000 8-Oct-76 288.7700 11-Oct-76 ND 12-Oct-76 289.8600 13-Oct-76 290.3600 14-Oct-76 292.3100 15-Oct-76 293.0000 18-Oct-76 292.4800 19-Oct-76 292.2300 20-Oct-76 292.1400 21-Oct-76 292.7400 22-Oct-76 293.6900 25-Oct-76 293.3400 26-Oct-76 293.7700 27-Oct-76 293.1700 28-Oct-76 293.6000 29-Oct-76 294.3800 1-Nov-76 295.8600 2-Nov-76 ND 3-Nov-76 295.1600 4-Nov-76 295.3300 5-Nov-76 294.9900 8-Nov-76 293.7700 9-Nov-76 294.2900 10-Nov-76 294.3800 11-Nov-76 ND 12-Nov-76 294.6400 15-Nov-76 294.7200 16-Nov-76 295.1600 17-Nov-76 295.0700 18-Nov-76 295.1600 19-Nov-76 295.4200 22-Nov-76 295.0700 23-Nov-76 295.4200 24-Nov-76 295.4200 25-Nov-76 ND 26-Nov-76 295.5100 29-Nov-76 295.6800 30-Nov-76 297.0900 1-Dec-76 296.9100 2-Dec-76 296.8200 3-Dec-76 297.8900 6-Dec-76 296.5600 7-Dec-76 296.3800 8-Dec-76 296.3000 9-Dec-76 295.7700 10-Dec-76 294.8100 13-Dec-76 294.7200 14-Dec-76 295.3300 15-Dec-76 294.7200 16-Dec-76 295.5100 17-Dec-76 294.6400 20-Dec-76 293.6000 21-Dec-76 293.9400 22-Dec-76 293.8600 23-Dec-76 293.4300 24-Dec-76 293.5100 27-Dec-76 292.3100 28-Dec-76 292.1400 29-Dec-76 292.9100 30-Dec-76 293.0000 31-Dec-76 293.0800 3-Jan-77 292.4800 4-Jan-77 291.7200 5-Jan-77 292.3100 6-Jan-77 292.9100 7-Jan-77 292.8300 10-Jan-77 292.4800 11-Jan-77 292.4800 12-Jan-77 292.4000 13-Jan-77 292.5700 14-Jan-77 292.0600 17-Jan-77 291.7200 18-Jan-77 291.2100 19-Jan-77 289.6000 20-Jan-77 290.2800 21-Jan-77 290.4400 24-Jan-77 290.1100 25-Jan-77 289.2700 26-Jan-77 288.1800 27-Jan-77 289.1000 28-Jan-77 289.5200 31-Jan-77 288.4300 1-Feb-77 288.0200 2-Feb-77 288.2700 3-Feb-77 288.3500 4-Feb-77 288.1000 7-Feb-77 287.9400 8-Feb-77 287.1100 9-Feb-77 285.9600 10-Feb-77 285.6300 11-Feb-77 285.0600 14-Feb-77 281.6900 15-Feb-77 283.9300 16-Feb-77 283.7700 17-Feb-77 282.9700 18-Feb-77 283.4500 21-Feb-77 ND 22-Feb-77 283.3700 23-Feb-77 283.4500 24-Feb-77 283.5300 25-Feb-77 282.0100 28-Feb-77 282.8100 1-Mar-77 282.4900 2-Mar-77 281.5300 3-Mar-77 281.2900 4-Mar-77 282.0900 7-Mar-77 281.9300 8-Mar-77 282.0900 9-Mar-77 282.3300 10-Mar-77 282.0100 11-Mar-77 282.0100 14-Mar-77 281.2100 15-Mar-77 281.5300 16-Mar-77 281.8500 17-Mar-77 281.6900 18-Mar-77 280.8200 21-Mar-77 279.1000 22-Mar-77 278.9400 23-Mar-77 277.2400 24-Mar-77 278.4700 25-Mar-77 278.3200 28-Mar-77 276.8500 29-Mar-77 276.6300 30-Mar-77 277.2400 31-Mar-77 277.5500 1-Apr-77 276.1700 4-Apr-77 274.6500 5-Apr-77 273.0000 6-Apr-77 273.2200 7-Apr-77 273.6000 8-Apr-77 273.2200 11-Apr-77 271.3000 12-Apr-77 270.7100 13-Apr-77 272.5500 14-Apr-77 273.3700 15-Apr-77 273.8200 18-Apr-77 275.3300 19-Apr-77 275.7900 20-Apr-77 278.7800 21-Apr-77 276.8500 22-Apr-77 277.7800 25-Apr-77 278.0100 26-Apr-77 278.3200 27-Apr-77 278.0100 28-Apr-77 277.0900 29-Apr-77 277.7800 2-May-77 278.0100 3-May-77 278.1600 4-May-77 276.7000 5-May-77 275.9400 6-May-77 276.8500 9-May-77 278.0100 10-May-77 277.4700 11-May-77 277.9300 12-May-77 278.0100 13-May-77 277.6200 16-May-77 277.7000 17-May-77 277.5500 18-May-77 277.3900 19-May-77 276.9700 20-May-77 277.2400 23-May-77 277.5500 24-May-77 277.7800 25-May-77 277.3900 26-May-77 277.1200 27-May-77 277.2800 30-May-77 ND 31-May-77 277.2800 1-Jun-77 277.3200 2-Jun-77 276.5500 3-Jun-77 276.2800 6-Jun-77 275.1800 7-Jun-77 275.5600 8-Jun-77 274.4200 9-Jun-77 273.7500 10-Jun-77 273.6700 13-Jun-77 271.8100 14-Jun-77 272.3300 15-Jun-77 272.7800 16-Jun-77 272.4400 17-Jun-77 272.7000 20-Jun-77 272.7800 21-Jun-77 272.4400 22-Jun-77 271.7400 23-Jun-77 271.8100 24-Jun-77 272.0000 27-Jun-77 271.4800 28-Jun-77 270.8600 29-Jun-77 267.4500 30-Jun-77 267.5900 1-Jul-77 267.1300 4-Jul-77 ND 5-Jul-77 264.9000 6-Jul-77 265.3900 7-Jul-77 264.6900 8-Jul-77 264.7600 11-Jul-77 263.0900 12-Jul-77 264.4800 13-Jul-77 264.2700 14-Jul-77 ND 15-Jul-77 265.3200 18-Jul-77 263.9900 19-Jul-77 264.2700 20-Jul-77 264.8300 21-Jul-77 264.7600 22-Jul-77 264.2400 25-Jul-77 264.3400 26-Jul-77 264.4100 27-Jul-77 264.7600 28-Jul-77 265.9600 29-Jul-77 266.8100 1-Aug-77 267.1300 2-Aug-77 266.5200 3-Aug-77 265.5700 4-Aug-77 265.5300 5-Aug-77 265.8500 8-Aug-77 266.2400 9-Aug-77 265.9600 10-Aug-77 266.0600 11-Aug-77 265.9600 12-Aug-77 266.3800 15-Aug-77 267.9200 16-Aug-77 267.6700 17-Aug-77 266.7400 18-Aug-77 266.7400 19-Aug-77 267.2700 22-Aug-77 266.7000 23-Aug-77 266.7700 24-Aug-77 266.2100 25-Aug-77 267.3100 26-Aug-77 267.0900 29-Aug-77 267.0600 30-Aug-77 267.4000 31-Aug-77 267.5000 1-Sep-77 268.1700 2-Sep-77 267.9700 5-Sep-77 ND 6-Sep-77 267.5900 7-Sep-77 266.8100 8-Sep-77 266.8800 9-Sep-77 266.8400 12-Sep-77 266.6700 13-Sep-77 266.8400 14-Sep-77 267.1300 15-Sep-77 267.0600 16-Sep-77 267.0900 19-Sep-77 266.9200 20-Sep-77 266.8800 21-Sep-77 266.8800 22-Sep-77 266.8100 23-Sep-77 266.8100 26-Sep-77 266.7000 27-Sep-77 266.6300 28-Sep-77 266.6700 29-Sep-77 265.1100 30-Sep-77 263.7100 3-Oct-77 260.7200 4-Oct-77 260.8200 5-Oct-77 261.1000 6-Oct-77 258.5500 7-Oct-77 257.6000 10-Oct-77 ND 11-Oct-77 257.8000 12-Oct-77 256.8100 13-Oct-77 254.9700 14-Oct-77 253.0000 17-Oct-77 252.5300 18-Oct-77 252.2100 19-Oct-77 254.4500 20-Oct-77 254.1900 21-Oct-77 254.3200 24-Oct-77 251.9500 25-Oct-77 252.3300 26-Oct-77 251.6000 27-Oct-77 250.3100 28-Oct-77 250.5000 31-Oct-77 249.1300 1-Nov-77 246.7300 2-Nov-77 248.3200 3-Nov-77 247.7400 4-Nov-77 249.0000 7-Nov-77 248.6900 8-Nov-77 ND 9-Nov-77 247.1000 10-Nov-77 246.1800 11-Nov-77 ND 14-Nov-77 245.1000 15-Nov-77 245.2800 16-Nov-77 245.2500 17-Nov-77 245.4000 18-Nov-77 243.4900 21-Nov-77 242.7800 22-Nov-77 240.6400 23-Nov-77 239.7500 24-Nov-77 ND 25-Nov-77 239.9800 28-Nov-77 240.2400 29-Nov-77 243.6600 30-Nov-77 244.0200 1-Dec-77 243.0700 2-Dec-77 242.5100 5-Dec-77 242.0100 6-Dec-77 241.6000 7-Dec-77 241.4300 8-Dec-77 241.7200 9-Dec-77 242.3700 12-Dec-77 241.7800 13-Dec-77 240.5300 14-Dec-77 237.8100 15-Dec-77 239.1200 16-Dec-77 240.5900 19-Dec-77 241.0200 20-Dec-77 240.5000 21-Dec-77 240.3800 22-Dec-77 241.5500 23-Dec-77 241.6600 26-Dec-77 ND 27-Dec-77 241.3700 28-Dec-77 240.4400 29-Dec-77 240.0400 30-Dec-77 239.9800 2-Jan-78 ND 3-Jan-78 237.5900 4-Jan-78 237.4200 5-Jan-78 241.0800 6-Jan-78 240.3800 9-Jan-78 241.4600 10-Jan-78 241.4900 11-Jan-78 240.5000 12-Jan-78 241.6000 13-Jan-78 241.4900 16-Jan-78 241.6000 17-Jan-78 242.0100 18-Jan-78 242.4200 19-Jan-78 242.1300 20-Jan-78 241.8500 23-Jan-78 241.4600 24-Jan-78 241.6600 25-Jan-78 241.2500 26-Jan-78 240.5600 27-Jan-78 241.3700 30-Jan-78 241.7800 31-Jan-78 241.6000 1-Feb-78 241.6000 2-Feb-78 241.8100 3-Feb-78 241.8400 6-Feb-78 241.1400 7-Feb-78 241.4300 8-Feb-78 241.4900 9-Feb-78 241.5500 10-Feb-78 241.5800 13-Feb-78 ND 14-Feb-78 240.7000 15-Feb-78 240.6700 16-Feb-78 240.1500 17-Feb-78 239.8100 20-Feb-78 ND 21-Feb-78 238.4100 22-Feb-78 238.8300 23-Feb-78 238.1500 24-Feb-78 240.2100 27-Feb-78 239.2300 28-Feb-78 238.1000 1-Mar-78 238.2700 2-Mar-78 238.4100 3-Mar-78 237.0200 6-Mar-78 236.4100 7-Mar-78 235.5700 8-Mar-78 234.4100 9-Mar-78 235.0200 10-Mar-78 235.9000 13-Mar-78 234.0300 14-Mar-78 233.0500 15-Mar-78 233.0500 16-Mar-78 235.6300 17-Mar-78 231.0000 20-Mar-78 231.1600 21-Mar-78 230.6300 22-Mar-78 230.3600 23-Mar-78 230.0200 24-Mar-78 228.0000 27-Mar-78 225.2300 28-Mar-78 225.0200 29-Mar-78 222.2700 30-Mar-78 222.3700 31-Mar-78 229.8900 3-Apr-78 218.3400 4-Apr-78 219.3000 5-Apr-78 218.9600 6-Apr-78 218.6300 7-Apr-78 220.1200 10-Apr-78 219.8300 11-Apr-78 219.3300 12-Apr-78 218.7200 13-Apr-78 219.3500 14-Apr-78 219.4000 17-Apr-78 220.6000 18-Apr-78 221.5300 19-Apr-78 221.8800 20-Apr-78 226.7600 21-Apr-78 225.8900 24-Apr-78 228.1000 25-Apr-78 227.5800 26-Apr-78 225.6300 27-Apr-78 222.2200 28-Apr-78 224.9700 1-May-78 225.7800 2-May-78 226.0700 3-May-78 226.1400 4-May-78 224.7700 5-May-78 224.5900 8-May-78 225.1200 9-May-78 225.3800 10-May-78 224.9200 11-May-78 225.2300 12-May-78 225.6300 15-May-78 226.2200 16-May-78 228.4100 17-May-78 227.9500 18-May-78 227.5300 19-May-78 228.0000 22-May-78 228.8300 23-May-78 229.0400 24-May-78 228.4100 25-May-78 225.8400 26-May-78 225.6800 29-May-78 225.0500 30-May-78 ND 31-May-78 221.3400 1-Jun-78 221.5100 2-Jun-78 221.2400 5-Jun-78 220.9900 6-Jun-78 220.9900 7-Jun-78 220.9900 8-Jun-78 220.9000 9-Jun-78 220.6000 12-Jun-78 218.0100 13-Jun-78 216.9200 14-Jun-78 215.3800 15-Jun-78 216.1700 16-Jun-78 215.8900 19-Jun-78 213.4900 20-Jun-78 211.1500 21-Jun-78 210.6600 22-Jun-78 211.1000 23-Jun-78 207.4700 26-Jun-78 206.0600 27-Jun-78 205.9300 28-Jun-78 205.9700 29-Jun-78 205.2100 30-Jun-78 203.7100 3-Jul-78 202.4300 4-Jul-78 ND 5-Jul-78 201.6100 6-Jul-78 203.0900 7-Jul-78 202.3500 10-Jul-78 201.6900 11-Jul-78 202.8600 12-Jul-78 203.2900 13-Jul-78 202.6500 14-Jul-78 202.5900 17-Jul-78 203.7900 18-Jul-78 202.5500 19-Jul-78 201.5300 20-Jul-78 201.5700 21-Jul-78 200.9400 24-Jul-78 198.0200 25-Jul-78 195.4700 26-Jul-78 194.1000 27-Jul-78 193.6500 28-Jul-78 190.5900 31-Jul-78 189.1400 1-Aug-78 186.5700 2-Aug-78 186.2900 3-Aug-78 188.3200 4-Aug-78 190.1900 7-Aug-78 188.7900 8-Aug-78 187.3400 9-Aug-78 187.6200 10-Aug-78 186.6700 11-Aug-78 185.5300 14-Aug-78 183.7600 15-Aug-78 185.2900 16-Aug-78 184.6400 17-Aug-78 188.3200 18-Aug-78 188.8600 21-Aug-78 193.0100 22-Aug-78 191.3100 23-Aug-78 191.9000 24-Aug-78 191.0200 25-Aug-78 192.5700 28-Aug-78 193.3500 29-Aug-78 189.3900 30-Aug-78 189.0700 31-Aug-78 190.5100 1-Sep-78 190.8000 4-Sep-78 ND 5-Sep-78 190.1500 6-Sep-78 190.0000 7-Sep-78 191.0500 8-Sep-78 192.9000 11-Sep-78 191.9000 12-Sep-78 191.5000 13-Sep-78 189.9000 14-Sep-78 190.1500 15-Sep-78 189.8500 18-Sep-78 190.8000 19-Sep-78 190.3000 20-Sep-78 188.8000 21-Sep-78 187.7500 22-Sep-78 188.2500 25-Sep-78 187.6500 26-Sep-78 189.1500 27-Sep-78 189.1000 28-Sep-78 189.2000 29-Sep-78 189.1900 2-Oct-78 188.8500 3-Oct-78 187.5000 4-Oct-78 187.0000 5-Oct-78 187.3000 6-Oct-78 188.4000 9-Oct-78 ND 10-Oct-78 187.9000 11-Oct-78 185.8500 12-Oct-78 186.6000 13-Oct-78 185.9000 16-Oct-78 183.8500 17-Oct-78 182.2500 18-Oct-78 182.3000 19-Oct-78 183.2500 20-Oct-78 181.8000 23-Oct-78 181.5500 24-Oct-78 182.5500 25-Oct-78 179.5500 26-Oct-78 178.3000 27-Oct-78 179.0000 30-Oct-78 177.0500 31-Oct-78 179.5000 1-Nov-78 186.0000 2-Nov-78 187.8500 3-Nov-78 189.0000 6-Nov-78 190.2500 7-Nov-78 ND 8-Nov-78 187.2500 9-Nov-78 187.9000 10-Nov-78 188.6000 13-Nov-78 188.4500 14-Nov-78 188.9500 15-Nov-78 191.0000 16-Nov-78 194.1000 17-Nov-78 195.6000 20-Nov-78 194.8000 21-Nov-78 195.0000 22-Nov-78 194.2000 23-Nov-78 ND 24-Nov-78 195.0500 27-Nov-78 196.0000 28-Nov-78 196.7500 29-Nov-78 197.0000 30-Nov-78 199.1000 1-Dec-78 201.7000 4-Dec-78 197.6500 5-Dec-78 197.5000 6-Dec-78 197.5500 7-Dec-78 198.6500 8-Dec-78 198.1000 11-Dec-78 196.0000 12-Dec-78 196.3500 13-Dec-78 196.2500 14-Dec-78 195.5500 15-Dec-78 195.8000 18-Dec-78 193.0500 19-Dec-78 193.3000 20-Dec-78 194.6000 21-Dec-78 195.2000 22-Dec-78 194.1000 25-Dec-78 ND 26-Dec-78 195.0000 27-Dec-78 194.5000 28-Dec-78 193.9500 29-Dec-78 194.3000 1-Jan-79 ND 2-Jan-79 194.5800 3-Jan-79 196.6000 4-Jan-79 196.4000 5-Jan-79 196.6500 8-Jan-79 195.6500 9-Jan-79 196.6500 10-Jan-79 196.6500 11-Jan-79 198.2500 12-Jan-79 197.6000 15-Jan-79 197.8000 16-Jan-79 197.1500 17-Jan-79 196.8000 18-Jan-79 196.7500 19-Jan-79 198.2500 22-Jan-79 197.6300 23-Jan-79 197.9000 24-Jan-79 197.7000 25-Jan-79 199.0000 26-Jan-79 199.5500 29-Jan-79 200.1000 30-Jan-79 200.7500 31-Jan-79 202.2000 1-Feb-79 202.7500 2-Feb-79 201.6000 5-Feb-79 199.8500 6-Feb-79 199.0500 7-Feb-79 196.0000 8-Feb-79 197.7000 9-Feb-79 198.8000 12-Feb-79 ND 13-Feb-79 199.7000 14-Feb-79 200.4000 15-Feb-79 200.2500 16-Feb-79 200.7000 19-Feb-79 ND 20-Feb-79 201.0500 21-Feb-79 201.8500 22-Feb-79 201.4000 23-Feb-79 201.4000 26-Feb-79 202.0800 27-Feb-79 201.9000 28-Feb-79 202.6500 1-Mar-79 203.7500 2-Mar-79 204.9000 5-Mar-79 204.7300 6-Mar-79 204.5000 7-Mar-79 204.0000 8-Mar-79 204.1800 9-Mar-79 204.7000 12-Mar-79 205.7300 13-Mar-79 208.6500 14-Mar-79 207.2800 15-Mar-79 206.9500 16-Mar-79 207.4500 19-Mar-79 207.0000 20-Mar-79 207.1700 21-Mar-79 206.9500 22-Mar-79 205.5000 23-Mar-79 205.9000 26-Mar-79 206.8000 27-Mar-79 207.1500 28-Mar-79 207.8800 29-Mar-79 208.3700 30-Mar-79 209.5800 2-Apr-79 211.6500 3-Apr-79 214.4000 4-Apr-79 215.2800 5-Apr-79 215.2300 6-Apr-79 214.9000 9-Apr-79 213.5000 10-Apr-79 212.7500 11-Apr-79 213.5000 12-Apr-79 215.7500 13-Apr-79 215.9000 16-Apr-79 216.4500 17-Apr-79 218.0000 18-Apr-79 215.4000 19-Apr-79 216.1800 20-Apr-79 218.3000 23-Apr-79 218.3500 24-Apr-79 218.4500 25-Apr-79 218.2000 26-Apr-79 218.1000 27-Apr-79 219.9000 30-Apr-79 221.8000 1-May-79 224.4000 2-May-79 224.9500 3-May-79 224.8000 4-May-79 221.5000 7-May-79 214.8000 8-May-79 215.1500 9-May-79 213.1500 10-May-79 214.5800 11-May-79 215.1300 14-May-79 214.0000 15-May-79 214.2000 16-May-79 214.3500 17-May-79 216.7000 18-May-79 218.8000 21-May-79 218.8000 22-May-79 219.4000 23-May-79 219.1500 24-May-79 218.6500 25-May-79 219.7500 28-May-79 220.4500 29-May-79 222.0500 30-May-79 ND 31-May-79 220.3500 1-Jun-79 221.2800 4-Jun-79 219.7500 5-Jun-79 221.1500 6-Jun-79 220.3500 7-Jun-79 219.5500 8-Jun-79 218.6000 11-Jun-79 218.8300 12-Jun-79 219.7000 13-Jun-79 220.1500 14-Jun-79 220.1800 15-Jun-79 218.8000 18-Jun-79 219.9000 19-Jun-79 218.6500 20-Jun-79 219.0000 21-Jun-79 218.9500 22-Jun-79 215.8000 25-Jun-79 213.2400 26-Jun-79 215.9000 27-Jun-79 216.4000 28-Jun-79 216.5500 29-Jun-79 217.8000 2-Jul-79 218.3000 3-Jul-79 218.4000 4-Jul-79 ND 5-Jul-79 217.0000 6-Jul-79 217.5000 9-Jul-79 217.5000 10-Jul-79 217.6800 11-Jul-79 217.4500 12-Jul-79 217.2500 13-Jul-79 217.3500 16-Jul-79 216.8000 17-Jul-79 216.4500 18-Jul-79 213.6000 19-Jul-79 216.0000 20-Jul-79 217.1000 23-Jul-79 215.7500 24-Jul-79 214.4000 25-Jul-79 215.2500 26-Jul-79 215.0300 27-Jul-79 215.4000 30-Jul-79 215.8000 31-Jul-79 216.7000 1-Aug-79 216.0500 2-Aug-79 216.5500 3-Aug-79 216.9000 6-Aug-79 216.4500 7-Aug-79 216.5000 8-Aug-79 216.5000 9-Aug-79 216.0500 10-Aug-79 215.9000 13-Aug-79 216.5800 14-Aug-79 216.8000 15-Aug-79 216.8500 16-Aug-79 216.9800 17-Aug-79 217.3000 20-Aug-79 217.3800 21-Aug-79 217.8500 22-Aug-79 219.5000 23-Aug-79 219.1200 24-Aug-79 219.2500 27-Aug-79 220.9500 28-Aug-79 220.5500 29-Aug-79 221.9300 30-Aug-79 219.9500 31-Aug-79 220.4000 3-Sep-79 ND 4-Sep-79 221.0500 5-Sep-79 221.5000 6-Sep-79 220.8500 7-Sep-79 220.8000 10-Sep-79 220.9000 11-Sep-79 221.5500 12-Sep-79 222.2000 13-Sep-79 223.6000 14-Sep-79 223.4000 17-Sep-79 223.4800 18-Sep-79 223.8000 19-Sep-79 223.4300 20-Sep-79 220.3000 21-Sep-79 222.4500 24-Sep-79 223.1000 25-Sep-79 222.8000 26-Sep-79 222.6000 27-Sep-79 223.5500 28-Sep-79 224.5000 1-Oct-79 225.2500 2-Oct-79 225.3500 3-Oct-79 224.4500 4-Oct-79 223.4000 5-Oct-79 224.1500 8-Oct-79 ND 9-Oct-79 226.0000 10-Oct-79 225.6000 11-Oct-79 226.4000 12-Oct-79 227.5000 15-Oct-79 229.8000 16-Oct-79 232.0000 17-Oct-79 234.1000 18-Oct-79 232.1800 19-Oct-79 230.6500 22-Oct-79 233.8000 23-Oct-79 235.4000 24-Oct-79 234.5000 25-Oct-79 233.9000 26-Oct-79 234.3000 29-Oct-79 235.9800 30-Oct-79 238.1000 31-Oct-79 237.8500 1-Nov-79 238.1500 2-Nov-79 234.5500 5-Nov-79 237.1000 6-Nov-79 ND 7-Nov-79 240.2000 8-Nov-79 241.3000 9-Nov-79 243.5500 12-Nov-79 ND 13-Nov-79 246.6000 14-Nov-79 243.3500 15-Nov-79 247.2000 16-Nov-79 246.5000 19-Nov-79 245.2500 20-Nov-79 246.2000 21-Nov-79 248.1000 22-Nov-79 ND 23-Nov-79 249.0000 26-Nov-79 250.8500 27-Nov-79 249.4500 28-Nov-79 248.9500 29-Nov-79 248.8500 30-Nov-79 249.5500 3-Dec-79 248.8900 4-Dec-79 247.5000 5-Dec-79 245.7000 6-Dec-79 243.6000 7-Dec-79 240.2000 10-Dec-79 232.6500 11-Dec-79 233.3000 12-Dec-79 237.9000 13-Dec-79 240.7000 14-Dec-79 242.5500 17-Dec-79 240.1000 18-Dec-79 239.4000 19-Dec-79 239.0000 20-Dec-79 236.6000 21-Dec-79 239.9000 24-Dec-79 239.8000 25-Dec-79 ND 26-Dec-79 239.0500 27-Dec-79 239.8000 28-Dec-79 240.5500 31-Dec-79 240.3000 1-Jan-80 ND 2-Jan-80 238.4500 3-Jan-80 238.3500 4-Jan-80 234.8000 7-Jan-80 231.5500 8-Jan-80 234.7500 9-Jan-80 234.9500 10-Jan-80 235.8000 11-Jan-80 236.0500 14-Jan-80 236.2000 15-Jan-80 239.6500 16-Jan-80 238.1500 17-Jan-80 239.9000 18-Jan-80 239.6500 21-Jan-80 241.0000 22-Jan-80 239.7000 23-Jan-80 237.2500 24-Jan-80 239.3500 25-Jan-80 239.6000 28-Jan-80 240.2200 29-Jan-80 239.3500 30-Jan-80 239.5000 31-Jan-80 239.3300 1-Feb-80 240.4500 4-Feb-80 240.2900 5-Feb-80 240.1000 6-Feb-80 240.1000 7-Feb-80 240.0900 8-Feb-80 241.6500 11-Feb-80 241.4000 12-Feb-80 ND 13-Feb-80 242.1000 14-Feb-80 243.3900 15-Feb-80 243.2000 18-Feb-80 ND 19-Feb-80 245.3600 20-Feb-80 246.0500 21-Feb-80 246.0900 22-Feb-80 247.4500 25-Feb-80 248.3500 26-Feb-80 248.0800 27-Feb-80 248.4500 28-Feb-80 248.4000 29-Feb-80 251.6500 3-Mar-80 247.8500 4-Mar-80 246.4000 5-Mar-80 246.8800 6-Mar-80 248.1000 7-Mar-80 247.8500 10-Mar-80 247.9300 11-Mar-80 247.3000 12-Mar-80 247.5000 13-Mar-80 248.1000 14-Mar-80 249.0500 17-Mar-80 248.9000 18-Mar-80 249.1000 19-Mar-80 248.6500 20-Mar-80 248.7000 21-Mar-80 248.9200 24-Mar-80 249.1500 25-Mar-80 249.0700 26-Mar-80 249.1000 27-Mar-80 249.9000 28-Mar-80 249.6500 31-Mar-80 249.9500 1-Apr-80 254.6500 2-Apr-80 257.1500 3-Apr-80 257.2000 4-Apr-80 258.7500 7-Apr-80 261.4000 8-Apr-80 258.2000 9-Apr-80 251.8000 10-Apr-80 249.5000 11-Apr-80 252.5000 14-Apr-80 251.3500 15-Apr-80 252.7000 16-Apr-80 249.1000 17-Apr-80 248.7000 18-Apr-80 249.4000 21-Apr-80 249.8000 22-Apr-80 250.0000 23-Apr-80 243.2500 24-Apr-80 244.6500 25-Apr-80 246.0000 28-Apr-80 241.3000 29-Apr-80 239.3000 30-Apr-80 239.3500 1-May-80 240.5000 2-May-80 240.3500 5-May-80 237.2000 6-May-80 231.8000 7-May-80 231.8500 8-May-80 233.6000 9-May-80 231.8000 12-May-80 226.8000 13-May-80 227.7500 14-May-80 227.2000 15-May-80 227.8000 16-May-80 229.6000 19-May-80 229.0000 20-May-80 226.7500 21-May-80 224.4000 22-May-80 224.0500 23-May-80 221.2500 26-May-80 ND 27-May-80 219.2000 28-May-80 223.5000 29-May-80 223.8000 30-May-80 223.0000 2-Jun-80 223.5500 3-Jun-80 222.7000 4-Jun-80 221.4000 5-Jun-80 220.3500 6-Jun-80 219.3000 9-Jun-80 216.3500 10-Jun-80 215.8000 11-Jun-80 217.7500 12-Jun-80 216.5000 13-Jun-80 216.0000 16-Jun-80 216.0000 17-Jun-80 216.0000 18-Jun-80 215.7500 19-Jun-80 216.3500 20-Jun-80 217.2000 23-Jun-80 216.0700 24-Jun-80 216.6000 25-Jun-80 217.9500 26-Jun-80 217.2000 27-Jun-80 217.5500 30-Jun-80 219.9000 1-Jul-80 219.5000 2-Jul-80 218.8000 3-Jul-80 219.0000 4-Jul-80 ND 7-Jul-80 217.9000 8-Jul-80 219.1000 9-Jul-80 218.1500 10-Jul-80 216.8500 11-Jul-80 217.7000 14-Jul-80 218.2500 15-Jul-80 219.4000 16-Jul-80 218.8000 17-Jul-80 218.5000 18-Jul-80 220.2700 21-Jul-80 220.3800 22-Jul-80 221.0000 23-Jul-80 224.1500 24-Jul-80 223.2000 25-Jul-80 225.4000 28-Jul-80 227.4000 29-Jul-80 226.8000 30-Jul-80 227.0500 31-Jul-80 227.4000 1-Aug-80 227.0000 4-Aug-80 226.0500 5-Aug-80 226.2500 6-Aug-80 225.3000 7-Aug-80 225.7000 8-Aug-80 226.3000 11-Aug-80 225.7800 12-Aug-80 222.9000 13-Aug-80 224.0000 14-Aug-80 224.4000 15-Aug-80 225.7500 18-Aug-80 226.3000 19-Aug-80 224.3800 20-Aug-80 224.1500 21-Aug-80 224.7500 22-Aug-80 223.8000 25-Aug-80 223.2000 26-Aug-80 219.4000 27-Aug-80 219.6800 28-Aug-80 218.0000 29-Aug-80 219.1000 1-Sep-80 ND 2-Sep-80 215.9300 3-Sep-80 216.7000 4-Sep-80 217.2000 5-Sep-80 218.0000 8-Sep-80 216.7000 9-Sep-80 216.8000 10-Sep-80 216.5500 11-Sep-80 214.4700 12-Sep-80 213.2000 15-Sep-80 212.6500 16-Sep-80 211.4700 17-Sep-80 211.9500 18-Sep-80 212.9800 19-Sep-80 210.8000 22-Sep-80 214.8000 23-Sep-80 218.1500 24-Sep-80 214.4500 25-Sep-80 215.0000 26-Sep-80 211.7000 29-Sep-80 212.4000 30-Sep-80 210.8500 1-Oct-80 208.5000 2-Oct-80 208.1500 3-Oct-80 207.6000 6-Oct-80 207.9000 7-Oct-80 208.8500 8-Oct-80 208.3500 9-Oct-80 208.9500 10-Oct-80 209.0000 13-Oct-80 ND 14-Oct-80 206.5000 15-Oct-80 207.3000 16-Oct-80 208.1500 17-Oct-80 208.2000 20-Oct-80 208.6500 21-Oct-80 207.9500 22-Oct-80 209.3500 23-Oct-80 210.4000 24-Oct-80 212.7500 27-Oct-80 213.7500 28-Oct-80 213.2500 29-Oct-80 210.0000 30-Oct-80 210.5000 31-Oct-80 211.0500 3-Nov-80 210.8000 4-Nov-80 ND 5-Nov-80 211.3500 6-Nov-80 212.6500 7-Nov-80 213.1000 10-Nov-80 209.5000 11-Nov-80 ND 12-Nov-80 213.1000 13-Nov-80 212.3000 14-Nov-80 212.9000 17-Nov-80 213.6000 18-Nov-80 213.3000 19-Nov-80 212.6500 20-Nov-80 213.7000 21-Nov-80 213.8000 24-Nov-80 213.3500 25-Nov-80 213.6500 26-Nov-80 216.4500 27-Nov-80 ND 28-Nov-80 216.6000 1-Dec-80 217.8500 2-Dec-80 216.5500 3-Dec-80 213.5500 4-Dec-80 211.0000 5-Dec-80 211.6000 8-Dec-80 208.5000 9-Dec-80 209.1000 10-Dec-80 210.1000 11-Dec-80 210.4500 12-Dec-80 210.5000 15-Dec-80 209.4000 16-Dec-80 208.7500 17-Dec-80 208.9000 18-Dec-80 209.5000 19-Dec-80 208.2000 22-Dec-80 207.6500 23-Dec-80 207.9000 24-Dec-80 208.0000 25-Dec-80 ND 26-Dec-80 208.4000 29-Dec-80 206.6500 30-Dec-80 203.1000 31-Dec-80 203.1000 1-Jan-81 ND 2-Jan-81 202.5000 5-Jan-81 199.0500 6-Jan-81 199.7000 7-Jan-81 201.0500 8-Jan-81 201.7000 9-Jan-81 203.0000 12-Jan-81 204.1000 13-Jan-81 203.3000 14-Jan-81 203.0500 15-Jan-81 201.7500 16-Jan-81 202.9000 19-Jan-81 202.3000 20-Jan-81 200.6500 21-Jan-81 199.2000 22-Jan-81 200.8500 23-Jan-81 202.7500 26-Jan-81 203.5500 27-Jan-81 202.5000 28-Jan-81 204.5000 29-Jan-81 204.6000 30-Jan-81 206.7000 2-Feb-81 203.1500 3-Feb-81 204.0500 4-Feb-81 202.9000 5-Feb-81 202.9500 6-Feb-81 203.8000 9-Feb-81 203.9000 10-Feb-81 203.9000 11-Feb-81 203.9000 12-Feb-81 ND 13-Feb-81 207.4500 16-Feb-81 ND 17-Feb-81 206.8000 18-Feb-81 206.5500 19-Feb-81 206.8000 20-Feb-81 206.8000 23-Feb-81 208.0500 24-Feb-81 207.0000 25-Feb-81 207.3000 26-Feb-81 207.9000 27-Feb-81 209.7000 2-Mar-81 211.1000 3-Mar-81 208.6000 4-Mar-81 208.6000 5-Mar-81 208.9000 6-Mar-81 209.0000 9-Mar-81 206.0000 10-Mar-81 207.0000 11-Mar-81 207.6000 12-Mar-81 207.6000 13-Mar-81 207.5500 16-Mar-81 207.2700 17-Mar-81 207.7000 18-Mar-81 207.6000 19-Mar-81 208.7500 20-Mar-81 208.2500 23-Mar-81 208.6000 24-Mar-81 208.5500 25-Mar-81 208.8500 26-Mar-81 211.4500 27-Mar-81 211.8000 30-Mar-81 211.4000 31-Mar-81 211.2500 1-Apr-81 212.4000 2-Apr-81 213.8000 3-Apr-81 213.2000 6-Apr-81 214.0000 7-Apr-81 213.1000 8-Apr-81 213.4500 9-Apr-81 214.1000 10-Apr-81 215.1700 13-Apr-81 216.2500 14-Apr-81 215.2200 15-Apr-81 216.7000 16-Apr-81 216.8000 17-Apr-81 217.5000 20-Apr-81 218.2000 21-Apr-81 218.3500 22-Apr-81 216.8500 23-Apr-81 215.2000 24-Apr-81 214.3000 27-Apr-81 212.1000 28-Apr-81 212.3000 29-Apr-81 214.7000 30-Apr-81 215.7800 1-May-81 215.7500 4-May-81 217.1000 5-May-81 217.8000 6-May-81 216.9000 7-May-81 217.9000 8-May-81 217.6000 11-May-81 217.9500 12-May-81 219.7500 13-May-81 220.4500 14-May-81 222.3500 15-May-81 223.0500 18-May-81 221.9700 19-May-81 221.0000 20-May-81 220.8000 21-May-81 222.5000 22-May-81 222.5000 25-May-81 ND 26-May-81 224.3500 27-May-81 224.9500 28-May-81 224.0000 29-May-81 223.9000 1-Jun-81 222.5000 2-Jun-81 223.8500 3-Jun-81 223.4000 4-Jun-81 226.4000 5-Jun-81 227.8000 8-Jun-81 227.9000 9-Jun-81 228.1000 10-Jun-81 225.4500 11-Jun-81 226.1000 12-Jun-81 224.1500 15-Jun-81 219.7000 16-Jun-81 220.1500 17-Jun-81 220.9000 18-Jun-81 222.1000 19-Jun-81 223.3500 22-Jun-81 222.5200 23-Jun-81 221.8000 24-Jun-81 222.8000 25-Jun-81 225.4500 26-Jun-81 224.8500 29-Jun-81 225.8500 30-Jun-81 226.8500 1-Jul-81 228.2500 2-Jul-81 226.7500 3-Jul-81 228.5000 6-Jul-81 229.8300 7-Jul-81 228.7500 8-Jul-81 229.4500 9-Jul-81 228.8500 10-Jul-81 228.3000 13-Jul-81 228.3000 14-Jul-81 231.0000 15-Jul-81 230.6000 16-Jul-81 231.2800 17-Jul-81 231.9700 20-Jul-81 233.0000 21-Jul-81 234.3500 22-Jul-81 234.5000 23-Jul-81 234.9000 24-Jul-81 234.5200 27-Jul-81 236.1000 28-Jul-81 237.2500 29-Jul-81 237.8500 30-Jul-81 238.8000 31-Jul-81 240.4000 3-Aug-81 245.4000 4-Aug-81 246.1000 5-Aug-81 240.9000 6-Aug-81 239.9000 7-Aug-81 234.9000 10-Aug-81 236.1000 11-Aug-81 235.7500 12-Aug-81 230.2000 13-Aug-81 231.7000 14-Aug-81 233.7500 17-Aug-81 229.8000 18-Aug-81 229.2000 19-Aug-81 230.3500 20-Aug-81 228.9000 21-Aug-81 227.2500 24-Aug-81 228.4000 25-Aug-81 230.6000 26-Aug-81 230.1000 27-Aug-81 230.9500 28-Aug-81 229.1000 31-Aug-81 230.5000 1-Sep-81 230.9500 2-Sep-81 229.7000 3-Sep-81 230.4000 4-Sep-81 229.7000 7-Sep-81 ND 8-Sep-81 232.5000 9-Sep-81 233.8000 10-Sep-81 230.9000 11-Sep-81 231.3500 14-Sep-81 230.2000 15-Sep-81 225.7000 16-Sep-81 226.9500 17-Sep-81 226.3000 18-Sep-81 226.3000 21-Sep-81 224.2000 22-Sep-81 226.8000 23-Sep-81 227.9000 24-Sep-81 229.1000 25-Sep-81 229.7000 28-Sep-81 232.4500 29-Sep-81 231.9000 30-Sep-81 232.3000 1-Oct-81 233.1000 2-Oct-81 232.0500 5-Oct-81 227.6000 6-Oct-81 230.4000 7-Oct-81 228.5000 8-Oct-81 228.3500 9-Oct-81 226.5500 12-Oct-81 ND 13-Oct-81 228.6000 14-Oct-81 228.7500 15-Oct-81 230.6000 16-Oct-81 230.6000 19-Oct-81 232.3500 20-Oct-81 232.7000 21-Oct-81 233.7000 22-Oct-81 233.6500 23-Oct-81 232.3000 26-Oct-81 236.1500 27-Oct-81 234.7500 28-Oct-81 234.0500 29-Oct-81 234.3500 30-Oct-81 232.8000 2-Nov-81 229.1500 3-Nov-81 ND 4-Nov-81 227.3000 5-Nov-81 228.5000 6-Nov-81 229.0500 9-Nov-81 226.7800 10-Nov-81 229.8500 11-Nov-81 ND 12-Nov-81 227.2500 13-Nov-81 227.3500 16-Nov-81 225.7000 17-Nov-81 224.2500 18-Nov-81 222.2000 19-Nov-81 220.3000 20-Nov-81 218.6500 23-Nov-81 217.6000 24-Nov-81 215.9000 25-Nov-81 216.6000 26-Nov-81 ND 27-Nov-81 215.6500 30-Nov-81 214.2000 1-Dec-81 216.4000 2-Dec-81 214.7000 3-Dec-81 216.6500 4-Dec-81 216.5000 7-Dec-81 217.5500 8-Dec-81 218.0000 9-Dec-81 218.4000 10-Dec-81 218.6000 11-Dec-81 219.3000 14-Dec-81 220.7500 15-Dec-81 217.5000 16-Dec-81 218.3000 17-Dec-81 218.4500 18-Dec-81 219.0000 21-Dec-81 220.0500 22-Dec-81 219.3500 23-Dec-81 220.7000 24-Dec-81 222.1000 25-Dec-81 ND 28-Dec-81 222.8000 29-Dec-81 222.3000 30-Dec-81 219.8000 31-Dec-81 219.8000 1-Jan-82 ND 4-Jan-82 218.7500 5-Jan-82 219.7000 6-Jan-82 219.6000 7-Jan-82 222.0000 8-Jan-82 221.4000 11-Jan-82 223.3000 12-Jan-82 223.0500 13-Jan-82 224.3500 14-Jan-82 224.5000 15-Jan-82 224.5000 18-Jan-82 225.3500 19-Jan-82 224.5000 20-Jan-82 225.5000 21-Jan-82 225.6500 22-Jan-82 227.4000 25-Jan-82 229.4000 26-Jan-82 228.2500 27-Jan-82 229.6000 28-Jan-82 231.0000 29-Jan-82 228.3000 1-Feb-82 232.6000 2-Feb-82 233.2500 3-Feb-82 234.8000 4-Feb-82 233.1500 5-Feb-82 233.5000 8-Feb-82 234.7500 9-Feb-82 236.5000 10-Feb-82 236.3500 11-Feb-82 235.7500 12-Feb-82 ND 15-Feb-82 ND 16-Feb-82 240.6500 17-Feb-82 240.3500 18-Feb-82 235.5000 19-Feb-82 233.6000 22-Feb-82 232.1000 23-Feb-82 234.9000 24-Feb-82 234.4500 25-Feb-82 236.0500 26-Feb-82 237.2500 1-Mar-82 238.3000 2-Mar-82 237.7000 3-Mar-82 236.6000 4-Mar-82 236.5500 5-Mar-82 233.9000 8-Mar-82 234.3000 9-Mar-82 237.5500 10-Mar-82 237.2500 11-Mar-82 239.4000 12-Mar-82 240.1000 15-Mar-82 240.5000 16-Mar-82 241.6000 17-Mar-82 241.4000 18-Mar-82 242.1000 19-Mar-82 244.0000 22-Mar-82 245.3000 23-Mar-82 244.9000 24-Mar-82 243.6000 25-Mar-82 245.3500 26-Mar-82 247.1000 29-Mar-82 247.2000 30-Mar-82 245.3000 31-Mar-82 248.2500 1-Apr-82 246.2000 2-Apr-82 245.6000 5-Apr-82 248.4000 6-Apr-82 248.4000 7-Apr-82 245.9000 8-Apr-82 248.7500 9-Apr-82 248.0500 12-Apr-82 248.0000 13-Apr-82 246.7000 14-Apr-82 247.4500 15-Apr-82 248.4000 16-Apr-82 247.8000 19-Apr-82 245.0000 20-Apr-82 243.1500 21-Apr-82 243.2000 22-Apr-82 242.8000 23-Apr-82 241.1500 26-Apr-82 238.4000 27-Apr-82 238.0000 28-Apr-82 237.2500 29-Apr-82 235.9000 30-Apr-82 235.8500 3-May-82 236.6000 4-May-82 237.5500 5-May-82 234.1000 6-May-82 233.5500 7-May-82 232.9200 10-May-82 233.3000 11-May-82 232.8500 12-May-82 233.8000 13-May-82 235.2000 14-May-82 235.2500 17-May-82 236.8500 18-May-82 237.2500 19-May-82 238.9500 20-May-82 238.3000 21-May-82 237.6000 24-May-82 238.4000 25-May-82 240.2000 26-May-82 240.4000 27-May-82 242.9000 28-May-82 243.3000 31-May-82 ND 1-Jun-82 244.3000 2-Jun-82 244.7000 3-Jun-82 243.2000 4-Jun-82 243.6500 7-Jun-82 245.6500 8-Jun-82 247.0000 9-Jun-82 248.9500 10-Jun-82 249.3000 11-Jun-82 247.5500 14-Jun-82 250.6500 15-Jun-82 251.6500 16-Jun-82 252.8500 17-Jun-82 254.5000 18-Jun-82 255.1500 21-Jun-82 257.1500 22-Jun-82 254.5000 23-Jun-82 256.0000 24-Jun-82 252.4000 25-Jun-82 257.7000 28-Jun-82 258.9500 29-Jun-82 255.5500 30-Jun-82 255.0000 1-Jul-82 255.9500 2-Jul-82 257.0000 5-Jul-82 ND 6-Jul-82 257.7000 7-Jul-82 259.0000 8-Jul-82 257.8500 9-Jul-82 255.8000 12-Jul-82 254.2500 13-Jul-82 257.5000 14-Jul-82 256.3500 15-Jul-82 255.9500 16-Jul-82 254.0500 19-Jul-82 254.6500 20-Jul-82 253.7500 21-Jul-82 252.0500 22-Jul-82 251.8500 23-Jul-82 249.2000 26-Jul-82 250.9500 27-Jul-82 252.3000 28-Jul-82 254.8000 29-Jul-82 256.6000 30-Jul-82 258.1000 2-Aug-82 256.6000 3-Aug-82 257.8500 4-Aug-82 260.3500 5-Aug-82 259.8500 6-Aug-82 260.1000 9-Aug-82 262.3000 10-Aug-82 263.9000 11-Aug-82 263.4000 12-Aug-82 263.2000 13-Aug-82 262.1000 16-Aug-82 264.0500 17-Aug-82 264.0500 18-Aug-82 259.2000 19-Aug-82 258.3500 20-Aug-82 254.7500 23-Aug-82 254.6000 24-Aug-82 251.5000 25-Aug-82 251.0000 26-Aug-82 253.2000 27-Aug-82 256.6000 30-Aug-82 260.9500 31-Aug-82 261.1000 1-Sep-82 259.1000 2-Sep-82 256.2000 3-Sep-82 257.8000 6-Sep-82 ND 7-Sep-82 257.4500 8-Sep-82 259.5000 9-Sep-82 258.6500 10-Sep-82 262.6500 13-Sep-82 264.0000 14-Sep-82 263.2500 15-Sep-82 263.4000 16-Sep-82 263.4000 17-Sep-82 263.2000 20-Sep-82 264.5000 21-Sep-82 265.1000 22-Sep-82 262.6500 23-Sep-82 264.9500 24-Sep-82 266.2500 27-Sep-82 269.8000 28-Sep-82 270.0000 29-Sep-82 268.8500 30-Sep-82 268.3000 1-Oct-82 268.9000 4-Oct-82 273.5000 5-Oct-82 273.8000 6-Oct-82 273.9500 7-Oct-82 270.1000 8-Oct-82 267.7000 11-Oct-82 ND 12-Oct-82 262.6000 13-Oct-82 266.6500 14-Oct-82 268.5000 15-Oct-82 269.7000 18-Oct-82 268.5500 19-Oct-82 268.3000 20-Oct-82 270.4000 21-Oct-82 273.0000 22-Oct-82 273.4500 25-Oct-82 276.5500 26-Oct-82 276.0500 27-Oct-82 276.0500 28-Oct-82 277.4500 29-Oct-82 277.1000 1-Nov-82 276.9000 2-Nov-82 ND 3-Nov-82 276.5200 4-Nov-82 277.6500 5-Nov-82 275.8000 8-Nov-82 276.0000 9-Nov-82 271.1500 10-Nov-82 268.1000 11-Nov-82 ND 12-Nov-82 268.5000 15-Nov-82 267.3500 16-Nov-82 263.7000 17-Nov-82 263.3000 18-Nov-82 262.7000 19-Nov-82 257.8500 22-Nov-82 254.6500 23-Nov-82 257.0500 24-Nov-82 250.7000 25-Nov-82 ND 26-Nov-82 250.2000 29-Nov-82 250.3500 30-Nov-82 249.2000 1-Dec-82 248.6000 2-Dec-82 248.1000 3-Dec-82 246.6000 6-Dec-82 245.1000 7-Dec-82 242.7500 8-Dec-82 242.1500 9-Dec-82 245.7000 10-Dec-82 244.2500 13-Dec-82 247.3000 14-Dec-82 244.3000 15-Dec-82 244.9500 16-Dec-82 243.3000 17-Dec-82 244.1500 20-Dec-82 244.4500 21-Dec-82 242.1000 22-Dec-82 240.5000 23-Dec-82 238.1000 24-Dec-82 238.1000 27-Dec-82 237.5000 28-Dec-82 234.6500 29-Dec-82 232.8000 30-Dec-82 234.5000 31-Dec-82 234.7000 3-Jan-83 232.0000 4-Jan-83 229.8000 5-Jan-83 229.1000 6-Jan-83 229.8000 7-Jan-83 229.1000 10-Jan-83 226.7500 11-Jan-83 228.8000 12-Jan-83 230.5500 13-Jan-83 229.1000 14-Jan-83 230.5000 17-Jan-83 229.6000 18-Jan-83 232.1500 19-Jan-83 234.9500 20-Jan-83 235.3000 21-Jan-83 236.3500 24-Jan-83 240.2000 25-Jan-83 235.8500 26-Jan-83 235.3500 27-Jan-83 235.8500 28-Jan-83 236.4000 31-Jan-83 239.8500 1-Feb-83 239.4000 2-Feb-83 242.2000 3-Feb-83 238.8500 4-Feb-83 240.3000 7-Feb-83 237.4500 8-Feb-83 237.4500 9-Feb-83 236.6000 10-Feb-83 235.1000 11-Feb-83 234.7000 14-Feb-83 234.8000 15-Feb-83 234.1000 16-Feb-83 232.6000 17-Feb-83 233.2000 18-Feb-83 233.6000 21-Feb-83 ND 22-Feb-83 233.8000 23-Feb-83 235.0500 24-Feb-83 234.2000 25-Feb-83 235.0500 28-Feb-83 237.8500 1-Mar-83 239.0000 2-Mar-83 237.3000 3-Mar-83 236.4000 4-Mar-83 235.8000 7-Mar-83 235.7000 8-Mar-83 238.7000 9-Mar-83 237.7000 10-Mar-83 237.0500 11-Mar-83 238.4500 14-Mar-83 237.5000 15-Mar-83 237.2500 16-Mar-83 237.2500 17-Mar-83 239.1000 18-Mar-83 240.3000 21-Mar-83 240.8500 22-Mar-83 239.4000 23-Mar-83 238.8000 24-Mar-83 237.2500 25-Mar-83 237.1000 28-Mar-83 240.1000 29-Mar-83 240.0500 30-Mar-83 239.8000 31-Mar-83 239.0000 1-Apr-83 239.6000 4-Apr-83 239.0000 5-Apr-83 237.6500 6-Apr-83 237.0500 7-Apr-83 237.9000 8-Apr-83 239.3000 11-Apr-83 237.9500 12-Apr-83 238.0500 13-Apr-83 238.5000 14-Apr-83 238.2500 15-Apr-83 237.6000 18-Apr-83 237.8000 19-Apr-83 237.0500 20-Apr-83 237.3800 21-Apr-83 236.4000 22-Apr-83 236.8500 25-Apr-83 236.2500 26-Apr-83 237.3500 27-Apr-83 236.2500 28-Apr-83 238.2000 29-Apr-83 238.3000 2-May-83 237.6000 3-May-83 237.6500 4-May-83 236.2500 5-May-83 235.2000 6-May-83 234.7000 9-May-83 232.6500 10-May-83 232.5000 11-May-83 230.9000 12-May-83 231.5000 13-May-83 231.3000 16-May-83 233.3000 17-May-83 233.4000 18-May-83 232.7500 19-May-83 234.4000 20-May-83 234.1000 23-May-83 235.4000 24-May-83 236.6000 25-May-83 236.3000 26-May-83 236.5500 27-May-83 237.9700 30-May-83 ND 31-May-83 238.8500 1-Jun-83 239.8500 2-Jun-83 238.3500 3-Jun-83 239.0000 6-Jun-83 240.5000 7-Jun-83 240.3500 8-Jun-83 241.3800 9-Jun-83 242.7000 10-Jun-83 242.1800 13-Jun-83 242.5500 14-Jun-83 243.0500 15-Jun-83 242.4500 16-Jun-83 240.5500 17-Jun-83 239.9000 20-Jun-83 239.2500 21-Jun-83 239.6000 22-Jun-83 237.4000 23-Jun-83 237.5000 24-Jun-83 237.3000 27-Jun-83 239.4000 28-Jun-83 238.8000 29-Jun-83 239.3500 30-Jun-83 239.2800 1-Jul-83 239.1500 4-Jul-83 ND 5-Jul-83 240.7000 6-Jul-83 239.5000 7-Jul-83 240.8500 8-Jul-83 241.3500 11-Jul-83 241.6500 12-Jul-83 240.6500 13-Jul-83 239.8000 14-Jul-83 240.1000 15-Jul-83 241.2500 18-Jul-83 240.8000 19-Jul-83 240.8000 20-Jul-83 239.3000 21-Jul-83 239.6000 22-Jul-83 240.2500 25-Jul-83 240.5500 26-Jul-83 240.6000 27-Jul-83 240.8700 28-Jul-83 240.8000 29-Jul-83 241.7500 1-Aug-83 243.7000 2-Aug-83 243.1500 3-Aug-83 243.2500 4-Aug-83 243.6000 5-Aug-83 243.9000 8-Aug-83 244.2500 9-Aug-83 243.9800 10-Aug-83 245.8000 11-Aug-83 246.3500 12-Aug-83 247.0500 15-Aug-83 246.9000 16-Aug-83 243.1500 17-Aug-83 243.6000 18-Aug-83 242.9800 19-Aug-83 244.0000 22-Aug-83 243.1000 23-Aug-83 243.2500 24-Aug-83 242.9000 25-Aug-83 243.2000 26-Aug-83 245.6500 29-Aug-83 246.1500 30-Aug-83 246.2500 31-Aug-83 246.4500 1-Sep-83 246.5000 2-Sep-83 246.8000 5-Sep-83 ND 6-Sep-83 245.8500 7-Sep-83 245.7000 8-Sep-83 244.6000 9-Sep-83 244.5500 12-Sep-83 243.4200 13-Sep-83 244.2000 14-Sep-83 245.3000 15-Sep-83 244.6500 16-Sep-83 243.5500 19-Sep-83 241.7000 20-Sep-83 242.5000 21-Sep-83 242.2500 22-Sep-83 242.8000 23-Sep-83 239.6000 26-Sep-83 238.0500 27-Sep-83 237.9000 28-Sep-83 236.9000 29-Sep-83 236.8000 30-Sep-83 235.6500 3-Oct-83 234.1500 4-Oct-83 234.1000 5-Oct-83 232.9000 6-Oct-83 232.4000 7-Oct-83 230.8500 10-Oct-83 ND 11-Oct-83 232.0500 12-Oct-83 234.2800 13-Oct-83 233.1500 14-Oct-83 232.8000 17-Oct-83 232.9500 18-Oct-83 232.3000 19-Oct-83 232.6500 20-Oct-83 232.5000 21-Oct-83 232.3800 24-Oct-83 233.5000 25-Oct-83 232.4500 26-Oct-83 232.9500 27-Oct-83 232.6000 28-Oct-83 232.7000 31-Oct-83 234.0500 1-Nov-83 234.7700 2-Nov-83 234.4500 3-Nov-83 234.3500 4-Nov-83 236.6500 7-Nov-83 237.0000 8-Nov-83 ND 9-Nov-83 235.4000 10-Nov-83 234.4500 11-Nov-83 ND 14-Nov-83 234.6500 15-Nov-83 234.4500 16-Nov-83 235.4000 17-Nov-83 236.2500 18-Nov-83 235.9500 21-Nov-83 235.2000 22-Nov-83 234.5000 23-Nov-83 235.0500 24-Nov-83 ND 25-Nov-83 235.1000 28-Nov-83 234.8500 29-Nov-83 234.6000 30-Nov-83 232.5000 1-Dec-83 232.5300 2-Dec-83 233.4000 5-Dec-83 235.2000 6-Dec-83 234.3000 7-Dec-83 234.0500 8-Dec-83 234.3000 9-Dec-83 236.9000 12-Dec-83 236.6500 13-Dec-83 236.2500 14-Dec-83 235.0800 15-Dec-83 234.9000 16-Dec-83 235.5000 19-Dec-83 236.1000 20-Dec-83 234.8000 21-Dec-83 234.7000 22-Dec-83 234.0500 23-Dec-83 233.9000 26-Dec-83 ND 27-Dec-83 233.8000 28-Dec-83 233.4000 29-Dec-83 232.2000 30-Dec-83 231.7000 2-Jan-84 ND 3-Jan-84 232.4500 4-Jan-84 233.4200 5-Jan-84 232.7000 6-Jan-84 232.7000 9-Jan-84 233.3000 10-Jan-84 233.4500 11-Jan-84 234.4500 12-Jan-84 234.8700 13-Jan-84 233.4000 16-Jan-84 233.3000 17-Jan-84 234.2800 18-Jan-84 233.6000 19-Jan-84 233.3500 20-Jan-84 234.5000 23-Jan-84 233.8500 24-Jan-84 234.3500 25-Jan-84 234.2000 26-Jan-84 234.1000 27-Jan-84 234.2800 30-Jan-84 234.5800 31-Jan-84 234.6700 1-Feb-84 234.2500 2-Feb-84 233.6000 3-Feb-84 232.7000 6-Feb-84 233.1000 7-Feb-84 234.5000 8-Feb-84 234.1500 9-Feb-84 233.8800 10-Feb-84 234.6000 13-Feb-84 ND 14-Feb-84 233.9500 15-Feb-84 233.2000 16-Feb-84 232.8500 17-Feb-84 233.2000 20-Feb-84 ND 21-Feb-84 234.1000 22-Feb-84 233.2000 23-Feb-84 233.6000 24-Feb-84 233.2000 27-Feb-84 233.3000 28-Feb-84 233.5200 29-Feb-84 233.4300 1-Mar-84 233.4300 2-Mar-84 228.2000 5-Mar-84 223.3500 6-Mar-84 223.3500 7-Mar-84 223.2500 8-Mar-84 224.5500 9-Mar-84 224.8000 12-Mar-84 224.8300 13-Mar-84 223.1500 14-Mar-84 223.7000 15-Mar-84 224.1000 16-Mar-84 225.8500 19-Mar-84 225.8000 20-Mar-84 226.0000 21-Mar-84 226.8000 22-Mar-84 226.4500 23-Mar-84 225.6300 26-Mar-84 224.6700 27-Mar-84 224.4500 28-Mar-84 224.7000 29-Mar-84 224.0500 30-Mar-84 224.7500 2-Apr-84 224.6500 3-Apr-84 225.1000 4-Apr-84 225.3500 5-Apr-84 225.6000 6-Apr-84 225.3500 9-Apr-84 225.5000 10-Apr-84 225.1800 11-Apr-84 222.7000 12-Apr-84 224.1000 13-Apr-84 224.7000 16-Apr-84 225.4200 17-Apr-84 225.0500 18-Apr-84 224.8000 19-Apr-84 225.1000 20-Apr-84 225.1000 23-Apr-84 224.7500 24-Apr-84 225.8500 25-Apr-84 225.6000 26-Apr-84 225.7500 27-Apr-84 226.5500 30-Apr-84 227.0000 1-May-84 226.9500 2-May-84 227.0500 3-May-84 226.4000 4-May-84 226.8500 7-May-84 229.0000 8-May-84 229.1500 9-May-84 228.8700 10-May-84 229.2000 11-May-84 230.3000 14-May-84 231.2000 15-May-84 231.7500 16-May-84 231.1000 17-May-84 232.3300 18-May-84 233.3500 21-May-84 233.0000 22-May-84 233.2500 23-May-84 232.3700 24-May-84 231.8300 25-May-84 231.7000 28-May-84 ND 29-May-84 231.8000 30-May-84 231.4800 31-May-84 231.5800 1-Jun-84 230.1500 4-Jun-84 229.7000 5-Jun-84 230.4500 6-Jun-84 230.5000 7-Jun-84 231.3500 8-Jun-84 231.7200 11-Jun-84 231.9300 12-Jun-84 232.6500 13-Jun-84 232.4000 14-Jun-84 231.6500 15-Jun-84 233.0000 18-Jun-84 233.4500 19-Jun-84 232.9500 20-Jun-84 234.5500 21-Jun-84 234.8500 22-Jun-84 235.9500 25-Jun-84 237.9500 26-Jun-84 237.0800 27-Jun-84 238.0000 28-Jun-84 237.3000 29-Jun-84 237.3000 2-Jul-84 238.5000 3-Jul-84 239.6300 4-Jul-84 ND 5-Jul-84 240.3500 6-Jul-84 241.2500 9-Jul-84 242.6300 10-Jul-84 241.4500 11-Jul-84 242.1000 12-Jul-84 242.6800 13-Jul-84 241.4500 16-Jul-84 240.7000 17-Jul-84 242.3500 18-Jul-84 243.8500 19-Jul-84 243.1500 20-Jul-84 245.2000 23-Jul-84 246.9500 24-Jul-84 246.1800 25-Jul-84 245.6000 26-Jul-84 243.6500 27-Jul-84 245.4000 30-Jul-84 246.0500 31-Jul-84 245.3000 1-Aug-84 245.7500 2-Aug-84 245.4200 3-Aug-84 241.8000 6-Aug-84 243.1500 7-Aug-84 244.5000 8-Aug-84 243.1000 9-Aug-84 243.3500 10-Aug-84 242.5000 13-Aug-84 244.0800 14-Aug-84 241.7000 15-Aug-84 241.9000 16-Aug-84 240.8000 17-Aug-84 241.1000 20-Aug-84 241.0500 21-Aug-84 242.1500 22-Aug-84 241.3000 23-Aug-84 240.6000 24-Aug-84 241.2000 27-Aug-84 241.6000 28-Aug-84 241.2000 29-Aug-84 240.6000 30-Aug-84 241.2500 31-Aug-84 241.9000 3-Sep-84 ND 4-Sep-84 243.7500 5-Sep-84 244.7000 6-Sep-84 244.1000 7-Sep-84 245.8000 10-Sep-84 245.6000 11-Sep-84 245.5500 12-Sep-84 244.9500 13-Sep-84 245.8000 14-Sep-84 245.6500 17-Sep-84 247.2000 18-Sep-84 246.1800 19-Sep-84 245.7500 20-Sep-84 246.9000 21-Sep-84 244.4000 24-Sep-84 244.2000 25-Sep-84 246.0000 26-Sep-84 245.1500 27-Sep-84 245.1000 28-Sep-84 246.9000 1-Oct-84 246.4000 2-Oct-84 246.0000 3-Oct-84 245.7500 4-Oct-84 246.2000 5-Oct-84 246.9500 8-Oct-84 ND 9-Oct-84 247.6000 10-Oct-84 247.0500 11-Oct-84 248.0000 12-Oct-84 248.1000 15-Oct-84 248.8000 16-Oct-84 248.9800 17-Oct-84 249.1000 18-Oct-84 248.9000 19-Oct-84 247.2500 22-Oct-84 247.3000 23-Oct-84 244.6000 24-Oct-84 244.1200 25-Oct-84 244.0500 26-Oct-84 245.5000 29-Oct-84 246.6500 30-Oct-84 245.6000 31-Oct-84 245.7000 1-Nov-84 244.3000 2-Nov-84 242.0000 5-Nov-84 242.0500 6-Nov-84 ND 7-Nov-84 240.8000 8-Nov-84 240.9500 9-Nov-84 241.0000 12-Nov-84 ND 13-Nov-84 240.4500 14-Nov-84 242.4500 15-Nov-84 242.5000 16-Nov-84 242.8000 19-Nov-84 243.6500 20-Nov-84 244.8000 21-Nov-84 245.5300 22-Nov-84 ND 23-Nov-84 245.4000 26-Nov-84 246.1500 27-Nov-84 245.4000 28-Nov-84 245.4500 29-Nov-84 245.8000 30-Nov-84 247.5000 3-Dec-84 248.2000 4-Dec-84 246.4500 5-Dec-84 246.8000 6-Dec-84 246.5500 7-Dec-84 247.4000 10-Dec-84 246.8200 11-Dec-84 247.0000 12-Dec-84 247.2500 13-Dec-84 247.5500 14-Dec-84 247.7500 17-Dec-84 247.5500 18-Dec-84 246.7500 19-Dec-84 247.7600 20-Dec-84 248.1000 21-Dec-84 247.9500 24-Dec-84 248.1000 25-Dec-84 ND 26-Dec-84 249.0500 27-Dec-84 250.2000 28-Dec-84 250.4500 31-Dec-84 251.6000 1-Jan-85 ND 2-Jan-85 251.8000 3-Jan-85 252.4500 4-Jan-85 253.2000 7-Jan-85 255.9500 8-Jan-85 253.7500 9-Jan-85 255.1000 10-Jan-85 253.7000 11-Jan-85 253.8300 14-Jan-85 255.4000 15-Jan-85 254.7000 16-Jan-85 254.9500 17-Jan-85 254.5500 18-Jan-85 254.5800 21-Jan-85 ND 22-Jan-85 254.0000 23-Jan-85 254.4000 24-Jan-85 253.7000 25-Jan-85 253.9500 28-Jan-85 254.1800 29-Jan-85 254.3500 30-Jan-85 254.5000 31-Jan-85 254.8000 1-Feb-85 256.7500 4-Feb-85 259.4200 5-Feb-85 259.7000 6-Feb-85 259.5300 7-Feb-85 260.6500 8-Feb-85 260.7000 11-Feb-85 261.6500 12-Feb-85 ND 13-Feb-85 262.8000 14-Feb-85 260.5000 15-Feb-85 257.8500 18-Feb-85 ND 19-Feb-85 260.7000 20-Feb-85 261.3000 21-Feb-85 261.8000 22-Feb-85 262.8000 25-Feb-85 262.6500 26-Feb-85 261.0500 27-Feb-85 259.3000 28-Feb-85 259.4500 1-Mar-85 260.3500 4-Mar-85 260.1000 5-Mar-85 261.0000 6-Mar-85 261.2000 7-Mar-85 261.0000 8-Mar-85 261.6300 11-Mar-85 259.2500 12-Mar-85 260.1000 13-Mar-85 260.2500 14-Mar-85 260.5500 15-Mar-85 260.5500 18-Mar-85 259.9000 19-Mar-85 256.3000 20-Mar-85 256.4000 21-Mar-85 254.1000 22-Mar-85 255.6500 25-Mar-85 256.6500 26-Mar-85 255.4000 27-Mar-85 251.9500 28-Mar-85 253.0000 29-Mar-85 251.0000 1-Apr-85 252.4500 2-Apr-85 254.3000 3-Apr-85 253.1500 4-Apr-85 254.5000 5-Apr-85 254.8500 8-Apr-85 255.5000 9-Apr-85 254.9000 10-Apr-85 254.2500 11-Apr-85 251.7000 12-Apr-85 251.3500 15-Apr-85 249.9500 16-Apr-85 249.5500 17-Apr-85 249.5500 18-Apr-85 247.6000 19-Apr-85 247.4000 22-Apr-85 248.8000 23-Apr-85 250.0000 24-Apr-85 251.3000 25-Apr-85 252.3500 26-Apr-85 252.9500 29-Apr-85 252.7000 30-Apr-85 251.5000 1-May-85 252.7500 2-May-85 252.9500 3-May-85 253.8500 6-May-85 254.5500 7-May-85 252.9000 8-May-85 253.7500 9-May-85 251.5500 10-May-85 252.4000 13-May-85 251.3500 14-May-85 249.6000 15-May-85 251.0000 16-May-85 251.5000 17-May-85 250.7000 20-May-85 249.6500 21-May-85 250.2500 22-May-85 250.7500 23-May-85 251.3000 24-May-85 251.1000 27-May-85 ND 28-May-85 251.6000 29-May-85 251.7500 30-May-85 251.6000 31-May-85 251.2000 3-Jun-85 248.6000 4-Jun-85 249.1000 5-Jun-85 249.4500 6-Jun-85 247.7000 7-Jun-85 249.5500 10-Jun-85 250.0000 11-Jun-85 249.9000 12-Jun-85 249.8500 13-Jun-85 249.8000 14-Jun-85 248.7500 17-Jun-85 248.7000 18-Jun-85 247.5500 19-Jun-85 247.7000 20-Jun-85 248.3500 21-Jun-85 248.1500 24-Jun-85 248.8000 25-Jun-85 249.0000 26-Jun-85 248.4500 27-Jun-85 249.0000 28-Jun-85 248.4000 1-Jul-85 247.9500 2-Jul-85 248.3500 3-Jul-85 248.0500 4-Jul-85 ND 5-Jul-85 247.0000 8-Jul-85 246.0500 9-Jul-85 244.2500 10-Jul-85 243.4500 11-Jul-85 243.0000 12-Jul-85 240.9500 15-Jul-85 237.6500 16-Jul-85 237.9000 17-Jul-85 236.5000 18-Jul-85 238.2000 19-Jul-85 238.7500 22-Jul-85 240.0500 23-Jul-85 238.0000 24-Jul-85 239.7500 25-Jul-85 238.9000 26-Jul-85 239.2500 29-Jul-85 237.1500 30-Jul-85 237.4000 31-Jul-85 236.4500 1-Aug-85 237.6500 2-Aug-85 237.4500 5-Aug-85 237.5000 6-Aug-85 238.4500 7-Aug-85 238.4000 8-Aug-85 238.5000 9-Aug-85 238.5500 12-Aug-85 237.3000 13-Aug-85 237.3500 14-Aug-85 238.0000 15-Aug-85 237.1500 16-Aug-85 236.8500 19-Aug-85 236.8500 20-Aug-85 237.4000 21-Aug-85 237.0000 22-Aug-85 235.8500 23-Aug-85 236.5000 26-Aug-85 236.8900 27-Aug-85 237.3800 28-Aug-85 237.0000 29-Aug-85 237.1200 30-Aug-85 239.0000 2-Sep-85 ND 3-Sep-85 239.5000 4-Sep-85 239.6000 5-Sep-85 239.9500 6-Sep-85 243.6000 9-Sep-85 243.4500 10-Sep-85 242.7500 11-Sep-85 243.5500 12-Sep-85 243.2000 13-Sep-85 242.0000 16-Sep-85 241.3500 17-Sep-85 241.7000 18-Sep-85 242.2500 19-Sep-85 242.0500 20-Sep-85 240.1000 23-Sep-85 231.9000 24-Sep-85 229.8000 25-Sep-85 226.9000 26-Sep-85 220.3000 27-Sep-85 220.1000 30-Sep-85 216.5000 1-Oct-85 215.0000 2-Oct-85 214.1000 3-Oct-85 212.7900 4-Oct-85 213.4500 7-Oct-85 215.4500 8-Oct-85 216.0000 9-Oct-85 214.8000 10-Oct-85 215.4000 11-Oct-85 214.6500 14-Oct-85 ND 15-Oct-85 215.4500 16-Oct-85 217.3000 17-Oct-85 215.1500 18-Oct-85 215.1500 21-Oct-85 215.7000 22-Oct-85 216.1000 23-Oct-85 215.9000 24-Oct-85 216.7000 25-Oct-85 214.9000 28-Oct-85 213.5000 29-Oct-85 212.4300 30-Oct-85 211.5000 31-Oct-85 211.5500 1-Nov-85 209.0000 4-Nov-85 207.9000 5-Nov-85 208.0000 6-Nov-85 205.2500 7-Nov-85 205.6000 8-Nov-85 205.8500 11-Nov-85 ND 12-Nov-85 205.8500 13-Nov-85 204.0000 14-Nov-85 203.3500 15-Nov-85 204.3000 18-Nov-85 203.4500 19-Nov-85 203.0000 20-Nov-85 203.4500 21-Nov-85 202.1000 22-Nov-85 201.3500 25-Nov-85 200.8000 26-Nov-85 201.0000 27-Nov-85 201.0500 28-Nov-85 ND 29-Nov-85 202.1000 2-Dec-85 204.0300 3-Dec-85 204.7500 4-Dec-85 202.6500 5-Dec-85 203.0000 6-Dec-85 203.4000 9-Dec-85 203.5000 10-Dec-85 203.6000 11-Dec-85 203.9000 12-Dec-85 202.0500 13-Dec-85 202.8000 16-Dec-85 202.6000 17-Dec-85 201.9500 18-Dec-85 203.1500 19-Dec-85 202.9700 20-Dec-85 202.7000 23-Dec-85 202.4500 24-Dec-85 202.7500 25-Dec-85 ND 26-Dec-85 202.8000 27-Dec-85 202.2000 30-Dec-85 201.0500 31-Dec-85 200.2500 1-Jan-86 ND 2-Jan-86 199.1500 3-Jan-86 202.5300 6-Jan-86 201.9000 7-Jan-86 201.7000 8-Jan-86 202.1000 9-Jan-86 202.1000 10-Jan-86 202.3500 13-Jan-86 202.7000 14-Jan-86 202.6000 15-Jan-86 202.5000 16-Jan-86 202.5500 17-Jan-86 202.5200 20-Jan-86 ND 21-Jan-86 202.3500 22-Jan-86 201.7000 23-Jan-86 202.0500 24-Jan-86 196.0500 27-Jan-86 195.7500 28-Jan-86 195.6500 29-Jan-86 194.1000 30-Jan-86 193.0500 31-Jan-86 192.3000 3-Feb-86 191.5500 4-Feb-86 192.0500 5-Feb-86 190.6500 6-Feb-86 190.4800 7-Feb-86 191.3500 10-Feb-86 188.1500 11-Feb-86 187.4500 12-Feb-86 186.7200 13-Feb-86 182.3000 14-Feb-86 182.0000 17-Feb-86 ND 18-Feb-86 181.0500 19-Feb-86 179.4000 20-Feb-86 181.1000 21-Feb-86 182.9800 24-Feb-86 182.1500 25-Feb-86 180.9500 26-Feb-86 181.1500 27-Feb-86 180.1500 28-Feb-86 180.5500 3-Mar-86 179.6500 4-Mar-86 179.0000 5-Mar-86 181.4500 6-Mar-86 179.3000 7-Mar-86 179.4500 10-Mar-86 180.7000 11-Mar-86 179.9000 12-Mar-86 180.2000 13-Mar-86 179.9000 14-Mar-86 177.1500 17-Mar-86 175.7300 18-Mar-86 175.0000 19-Mar-86 177.1000 20-Mar-86 176.3700 21-Mar-86 175.8000 24-Mar-86 178.9000 25-Mar-86 180.2000 26-Mar-86 179.8000 27-Mar-86 179.5200 28-Mar-86 179.8500 31-Mar-86 177.6000 1-Apr-86 178.1500 2-Apr-86 179.5000 3-Apr-86 179.9000 4-Apr-86 180.3500 7-Apr-86 182.8500 8-Apr-86 180.0500 9-Apr-86 180.0500 10-Apr-86 178.8000 11-Apr-86 178.3500 14-Apr-86 179.1200 15-Apr-86 178.2500 16-Apr-86 176.5000 17-Apr-86 175.1500 18-Apr-86 173.8000 21-Apr-86 172.0000 22-Apr-86 170.1500 23-Apr-86 169.3500 24-Apr-86 169.0000 25-Apr-86 168.1000 28-Apr-86 167.1500 29-Apr-86 167.8500 30-Apr-86 167.6000 1-May-86 169.6500 2-May-86 169.9000 5-May-86 165.6200 6-May-86 166.2500 7-May-86 165.1000 8-May-86 163.6200 9-May-86 162.3500 12-May-86 161.1500 13-May-86 163.0000 14-May-86 163.3000 15-May-86 163.6000 16-May-86 165.4000 19-May-86 168.1500 20-May-86 168.6000 21-May-86 168.7700 22-May-86 169.3000 23-May-86 169.6000 26-May-86 ND 27-May-86 169.2000 28-May-86 169.0000 29-May-86 171.6000 30-May-86 174.5000 2-Jun-86 174.9000 3-Jun-86 171.6000 4-Jun-86 171.5300 5-Jun-86 168.9000 6-Jun-86 167.7000 9-Jun-86 167.8700 10-Jun-86 166.9000 11-Jun-86 166.3500 12-Jun-86 165.8500 13-Jun-86 165.2500 16-Jun-86 165.5000 17-Jun-86 167.8000 18-Jun-86 167.6500 19-Jun-86 166.8800 20-Jun-86 167.7000 23-Jun-86 167.9000 24-Jun-86 166.6500 25-Jun-86 166.1000 26-Jun-86 166.1000 27-Jun-86 165.4500 30-Jun-86 163.8000 1-Jul-86 162.7000 2-Jul-86 163.3500 3-Jul-86 161.4000 4-Jul-86 ND 7-Jul-86 160.7000 8-Jul-86 161.0000 9-Jul-86 161.0800 10-Jul-86 160.5000 11-Jul-86 161.3500 14-Jul-86 160.2500 15-Jul-86 159.5000 16-Jul-86 158.4000 17-Jul-86 157.3500 18-Jul-86 156.4500 21-Jul-86 155.0500 22-Jul-86 156.8000 23-Jul-86 157.4500 24-Jul-86 156.7000 25-Jul-86 157.7000 28-Jul-86 155.9500 29-Jul-86 155.7000 30-Jul-86 156.1000 31-Jul-86 153.8500 1-Aug-86 153.8500 4-Aug-86 154.0000 5-Aug-86 154.9500 6-Aug-86 154.4000 7-Aug-86 153.8000 8-Aug-86 154.1500 11-Aug-86 153.7700 12-Aug-86 154.7000 13-Aug-86 154.3000 14-Aug-86 153.7300 15-Aug-86 154.2000 18-Aug-86 154.2000 19-Aug-86 153.5000 20-Aug-86 153.4000 21-Aug-86 153.2500 22-Aug-86 153.4500 25-Aug-86 153.8400 26-Aug-86 154.9500 27-Aug-86 154.6800 28-Aug-86 156.0500 29-Aug-86 154.5500 1-Sep-86 ND 2-Sep-86 154.2500 3-Sep-86 154.7000 4-Sep-86 154.9000 5-Sep-86 155.4000 8-Sep-86 156.1500 9-Sep-86 155.7000 10-Sep-86 154.8000 11-Sep-86 156.4000 12-Sep-86 155.3500 15-Sep-86 155.1800 16-Sep-86 156.3500 17-Sep-86 154.8000 18-Sep-86 153.6500 19-Sep-86 152.0000 22-Sep-86 153.6000 23-Sep-86 154.6600 24-Sep-86 154.5700 25-Sep-86 154.5500 26-Sep-86 154.3500 29-Sep-86 153.6500 30-Sep-86 154.3500 1-Oct-86 154.1500 2-Oct-86 153.9200 3-Oct-86 154.1700 6-Oct-86 154.0600 7-Oct-86 154.0700 8-Oct-86 154.3500 9-Oct-86 154.9500 10-Oct-86 154.4500 13-Oct-86 ND 14-Oct-86 153.9700 15-Oct-86 154.2000 16-Oct-86 154.2000 17-Oct-86 154.2300 20-Oct-86 154.7500 21-Oct-86 155.1600 22-Oct-86 155.8000 23-Oct-86 158.1300 24-Oct-86 161.3500 27-Oct-86 160.7000 28-Oct-86 160.1000 29-Oct-86 160.5000 30-Oct-86 161.7800 31-Oct-86 163.4000 3-Nov-86 164.0000 4-Nov-86 163.9200 5-Nov-86 164.5000 6-Nov-86 163.3000 7-Nov-86 163.2000 10-Nov-86 162.8500 11-Nov-86 ND 12-Nov-86 160.6200 13-Nov-86 160.9000 14-Nov-86 161.4500 17-Nov-86 162.8200 18-Nov-86 162.8000 19-Nov-86 162.4000 20-Nov-86 162.7500 21-Nov-86 164.0500 24-Nov-86 164.1800 25-Nov-86 162.5500 26-Nov-86 162.9500 27-Nov-86 ND 28-Nov-86 162.0500 1-Dec-86 162.2500 2-Dec-86 162.0000 3-Dec-86 162.2600 4-Dec-86 162.7700 5-Dec-86 162.4200 8-Dec-86 162.4000 9-Dec-86 162.6000 10-Dec-86 162.7500 11-Dec-86 162.7000 12-Dec-86 163.0500 15-Dec-86 163.2500 16-Dec-86 163.9500 17-Dec-86 163.6500 18-Dec-86 163.0000 19-Dec-86 162.2000 22-Dec-86 162.7500 23-Dec-86 162.7000 24-Dec-86 161.4500 25-Dec-86 ND 26-Dec-86 159.7500 29-Dec-86 159.0500 30-Dec-86 159.9000 31-Dec-86 158.3000 1-Jan-87 ND 2-Jan-87 158.2500 5-Jan-87 159.4000 6-Jan-87 158.7800 7-Jan-87 158.0500 8-Jan-87 158.2300 9-Jan-87 158.2000 12-Jan-87 156.7700 13-Jan-87 155.7500 14-Jan-87 152.8000 15-Jan-87 153.5500 16-Jan-87 153.4000 19-Jan-87 ND 20-Jan-87 152.6800 21-Jan-87 153.9500 22-Jan-87 151.9000 23-Jan-87 153.0800 26-Jan-87 152.6500 27-Jan-87 151.6500 28-Jan-87 151.7500 29-Jan-87 152.1000 30-Jan-87 153.6500 2-Feb-87 152.5700 3-Feb-87 152.5000 4-Feb-87 152.8000 5-Feb-87 153.6300 6-Feb-87 154.4500 9-Feb-87 152.5500 10-Feb-87 152.4000 11-Feb-87 153.7000 12-Feb-87 154.1000 13-Feb-87 153.7000 16-Feb-87 ND 17-Feb-87 153.2200 18-Feb-87 153.8500 19-Feb-87 154.1300 20-Feb-87 153.6500 23-Feb-87 153.6800 24-Feb-87 153.7800 25-Feb-87 153.6000 26-Feb-87 153.1500 27-Feb-87 153.2700 2-Mar-87 153.5000 3-Mar-87 153.6500 4-Mar-87 153.7100 5-Mar-87 153.2000 6-Mar-87 153.4700 9-Mar-87 153.8000 10-Mar-87 153.6500 11-Mar-87 153.8200 12-Mar-87 153.6300 13-Mar-87 152.6500 16-Mar-87 151.6500 17-Mar-87 151.9500 18-Mar-87 151.9500 19-Mar-87 151.4800 20-Mar-87 151.7000 23-Mar-87 150.2500 24-Mar-87 149.3200 25-Mar-87 149.1500 26-Mar-87 149.2000 27-Mar-87 147.7200 30-Mar-87 146.4000 31-Mar-87 145.6800 1-Apr-87 146.8200 2-Apr-87 146.5000 3-Apr-87 146.2000 6-Apr-87 146.1000 7-Apr-87 145.3500 8-Apr-87 146.6000 9-Apr-87 144.7000 10-Apr-87 142.5500 13-Apr-87 142.6500 14-Apr-87 141.1300 15-Apr-87 141.7500 16-Apr-87 143.0000 17-Apr-87 143.2000 20-Apr-87 142.4000 21-Apr-87 142.3500 22-Apr-87 142.3500 23-Apr-87 141.2000 24-Apr-87 139.7500 27-Apr-87 138.4000 28-Apr-87 139.9000 29-Apr-87 140.2000 30-Apr-87 140.6700 1-May-87 140.3500 4-May-87 139.1000 5-May-87 138.6700 6-May-87 139.2000 7-May-87 139.4000 8-May-87 139.6000 11-May-87 139.5000 12-May-87 139.6000 13-May-87 139.7600 14-May-87 139.5000 15-May-87 139.8000 18-May-87 139.9500 19-May-87 140.0000 20-May-87 139.7800 21-May-87 140.4500 22-May-87 140.6000 25-May-87 ND 26-May-87 143.3000 27-May-87 143.5200 28-May-87 143.4000 29-May-87 144.1000 1-Jun-87 145.4500 2-Jun-87 142.2500 3-Jun-87 142.8000 4-Jun-87 144.3000 5-Jun-87 143.8000 8-Jun-87 143.4500 9-Jun-87 142.5000 10-Jun-87 142.4500 11-Jun-87 142.5500 12-Jun-87 143.8500 15-Jun-87 144.8000 16-Jun-87 144.4500 17-Jun-87 144.6500 18-Jun-87 144.6000 19-Jun-87 145.0500 22-Jun-87 145.9000 23-Jun-87 146.0300 24-Jun-87 145.0800 25-Jun-87 146.3300 26-Jun-87 146.3000 29-Jun-87 146.7000 30-Jun-87 146.8000 1-Jul-87 146.8500 2-Jul-87 147.3000 3-Jul-87 148.8200 6-Jul-87 149.1300 7-Jul-87 149.7000 8-Jul-87 150.5700 9-Jul-87 149.9800 10-Jul-87 150.6500 13-Jul-87 150.9800 14-Jul-87 151.0800 15-Jul-87 148.6500 16-Jul-87 150.5500 17-Jul-87 152.7600 20-Jul-87 152.8500 21-Jul-87 152.6600 22-Jul-87 152.3400 23-Jul-87 150.7800 24-Jul-87 149.9500 27-Jul-87 150.4500 28-Jul-87 150.3800 29-Jul-87 150.7800 30-Jul-87 149.6500 31-Jul-87 149.9000 3-Aug-87 150.5000 4-Aug-87 152.1000 5-Aug-87 150.7500 6-Aug-87 151.4500 7-Aug-87 151.5700 10-Aug-87 151.1200 11-Aug-87 151.7700 12-Aug-87 151.2500 13-Aug-87 151.4500 14-Aug-87 150.0000 17-Aug-87 149.9200 18-Aug-87 146.0700 19-Aug-87 145.1000 20-Aug-87 144.1500 21-Aug-87 142.7500 24-Aug-87 142.0000 25-Aug-87 143.2200 26-Aug-87 143.0500 27-Aug-87 142.0500 28-Aug-87 142.0000 31-Aug-87 141.7500 1-Sep-87 141.8300 2-Sep-87 141.0300 3-Sep-87 141.0300 4-Sep-87 141.7500 7-Sep-87 ND 8-Sep-87 141.7500 9-Sep-87 141.6000 10-Sep-87 142.5700 11-Sep-87 142.8000 14-Sep-87 144.5000 15-Sep-87 144.0500 16-Sep-87 144.3600 17-Sep-87 143.4000 18-Sep-87 142.6700 21-Sep-87 143.5500 22-Sep-87 144.1500 23-Sep-87 143.9000 24-Sep-87 143.7300 25-Sep-87 143.6700 28-Sep-87 144.0700 29-Sep-87 146.2000 30-Sep-87 146.5000 1-Oct-87 146.9000 2-Oct-87 146.4000 5-Oct-87 146.8500 6-Oct-87 146.7100 7-Oct-87 145.6500 8-Oct-87 144.8900 9-Oct-87 143.8500 12-Oct-87 ND 13-Oct-87 143.7500 14-Oct-87 142.7500 15-Oct-87 142.1500 16-Oct-87 142.7500 19-Oct-87 141.8300 20-Oct-87 143.9000 21-Oct-87 144.2000 22-Oct-87 144.6800 23-Oct-87 142.8500 26-Oct-87 142.2000 27-Oct-87 141.5800 28-Oct-87 139.1800 29-Oct-87 138.2500 30-Oct-87 138.4000 2-Nov-87 137.0000 3-Nov-87 137.3800 4-Nov-87 137.2800 5-Nov-87 134.7000 6-Nov-87 135.4000 9-Nov-87 134.3000 10-Nov-87 134.5500 11-Nov-87 ND 12-Nov-87 136.4500 13-Nov-87 135.8500 16-Nov-87 136.6000 17-Nov-87 135.7200 18-Nov-87 135.5500 19-Nov-87 135.1500 20-Nov-87 135.4500 23-Nov-87 134.7300 24-Nov-87 135.5200 25-Nov-87 134.8000 26-Nov-87 ND 27-Nov-87 133.7000 30-Nov-87 132.4200 1-Dec-87 133.0000 2-Dec-87 132.7000 3-Dec-87 132.9000 4-Dec-87 132.8500 7-Dec-87 132.8000 8-Dec-87 132.7200 9-Dec-87 132.4000 10-Dec-87 129.4000 11-Dec-87 128.5000 14-Dec-87 128.0200 15-Dec-87 127.6000 16-Dec-87 127.2800 17-Dec-87 126.2500 18-Dec-87 127.1000 21-Dec-87 127.0800 22-Dec-87 126.5500 23-Dec-87 126.7500 24-Dec-87 126.1200 25-Dec-87 ND 28-Dec-87 123.1500 29-Dec-87 123.5000 30-Dec-87 123.4000 31-Dec-87 121.2500 1-Jan-88 ND 4-Jan-88 122.7000 5-Jan-88 126.9000 6-Jan-88 129.6500 7-Jan-88 128.5800 8-Jan-88 129.1500 11-Jan-88 128.2000 12-Jan-88 127.3800 13-Jan-88 126.6500 14-Jan-88 126.7300 15-Jan-88 130.5000 18-Jan-88 ND 19-Jan-88 128.6000 20-Jan-88 127.7500 21-Jan-88 127.2000 22-Jan-88 127.8500 25-Jan-88 127.7800 26-Jan-88 127.8800 27-Jan-88 127.6000 28-Jan-88 127.1700 29-Jan-88 127.7500 1-Feb-88 129.3800 2-Feb-88 128.2800 3-Feb-88 127.9000 4-Feb-88 128.5000 5-Feb-88 129.0500 8-Feb-88 128.6000 9-Feb-88 129.1800 10-Feb-88 129.0200 11-Feb-88 129.1400 12-Feb-88 131.1500 15-Feb-88 ND 16-Feb-88 130.2500 17-Feb-88 130.3000 18-Feb-88 130.2300 19-Feb-88 130.0500 22-Feb-88 129.2800 23-Feb-88 128.7800 24-Feb-88 128.8000 25-Feb-88 128.8000 26-Feb-88 128.1900 29-Feb-88 128.4500 1-Mar-88 128.2700 2-Mar-88 129.2000 3-Mar-88 129.2500 4-Mar-88 128.7500 7-Mar-88 128.1700 8-Mar-88 128.0900 9-Mar-88 128.0200 10-Mar-88 128.1000 11-Mar-88 127.3800 14-Mar-88 126.9200 15-Mar-88 127.1500 16-Mar-88 127.4300 17-Mar-88 128.6500 18-Mar-88 128.3500 21-Mar-88 127.0800 22-Mar-88 127.1200 23-Mar-88 126.8000 24-Mar-88 125.7500 25-Mar-88 125.3500 28-Mar-88 124.2000 29-Mar-88 124.6500 30-Mar-88 124.8400 31-Mar-88 124.1000 1-Apr-88 124.0000 4-Apr-88 124.4000 5-Apr-88 125.1800 6-Apr-88 125.5000 7-Apr-88 125.8200 8-Apr-88 125.5500 11-Apr-88 126.6800 12-Apr-88 126.5600 13-Apr-88 126.3300 14-Apr-88 123.6500 15-Apr-88 123.8800 18-Apr-88 124.0600 19-Apr-88 124.1800 20-Apr-88 123.9800 21-Apr-88 124.1500 22-Apr-88 124.7000 25-Apr-88 124.8200 26-Apr-88 124.7900 27-Apr-88 125.1000 28-Apr-88 124.6000 29-Apr-88 124.9200 2-May-88 124.9500 3-May-88 124.8800 4-May-88 125.0000 5-May-88 124.6500 6-May-88 124.8800 9-May-88 124.8200 10-May-88 124.4400 11-May-88 124.2500 12-May-88 124.3900 13-May-88 124.6800 16-May-88 124.9500 17-May-88 125.7300 18-May-88 125.4000 19-May-88 124.8700 20-May-88 124.8400 23-May-88 124.5500 24-May-88 124.3500 25-May-88 124.3500 26-May-88 124.4400 27-May-88 125.0000 30-May-88 ND 31-May-88 125.1100 1-Jun-88 125.2000 2-Jun-88 126.5500 3-Jun-88 125.9700 6-Jun-88 126.1800 7-Jun-88 125.7200 8-Jun-88 125.2500 9-Jun-88 125.2000 10-Jun-88 124.9200 13-Jun-88 125.2000 14-Jun-88 126.4000 15-Jun-88 126.2700 16-Jun-88 125.7800 17-Jun-88 125.8700 20-Jun-88 126.2500 21-Jun-88 126.4700 22-Jun-88 128.6300 23-Jun-88 128.6700 24-Jun-88 130.6000 27-Jun-88 130.8800 28-Jun-88 130.9500 29-Jun-88 133.7500 30-Jun-88 133.5300 1-Jul-88 134.1000 4-Jul-88 ND 5-Jul-88 134.2900 6-Jul-88 133.6000 7-Jul-88 131.7700 8-Jul-88 133.2300 11-Jul-88 132.9000 12-Jul-88 132.6300 13-Jul-88 132.9000 14-Jul-88 133.1300 15-Jul-88 135.3000 18-Jul-88 134.7500 19-Jul-88 133.9000 20-Jul-88 133.1800 21-Jul-88 132.2500 22-Jul-88 130.7000 25-Jul-88 132.1000 26-Jul-88 132.5500 27-Jul-88 131.7000 28-Jul-88 132.4000 29-Jul-88 133.0500 1-Aug-88 132.8000 2-Aug-88 132.9200 3-Aug-88 132.8700 4-Aug-88 133.0200 5-Aug-88 133.6800 8-Aug-88 133.7500 9-Aug-88 134.7500 10-Aug-88 134.4500 11-Aug-88 133.8600 12-Aug-88 133.1500 15-Aug-88 133.2500 16-Aug-88 132.9200 17-Aug-88 134.0700 18-Aug-88 133.3500 19-Aug-88 133.4500 22-Aug-88 134.1000 23-Aug-88 133.8500 24-Aug-88 134.2500 25-Aug-88 133.3500 26-Aug-88 133.6600 29-Aug-88 134.1300 30-Aug-88 134.4700 31-Aug-88 136.5200 1-Sep-88 136.3500 2-Sep-88 136.1000 5-Sep-88 ND 6-Sep-88 135.3000 7-Sep-88 133.6700 8-Sep-88 133.8700 9-Sep-88 133.6200 12-Sep-88 133.5000 13-Sep-88 133.3000 14-Sep-88 134.6000 15-Sep-88 133.6700 16-Sep-88 134.3000 19-Sep-88 133.5500 20-Sep-88 133.9000 21-Sep-88 134.2500 22-Sep-88 134.6300 23-Sep-88 134.4700 26-Sep-88 134.6500 27-Sep-88 134.4500 28-Sep-88 134.2300 29-Sep-88 134.3600 30-Sep-88 133.9000 3-Oct-88 133.6500 4-Oct-88 133.2600 5-Oct-88 133.5000 6-Oct-88 133.4100 7-Oct-88 133.3000 10-Oct-88 ND 11-Oct-88 131.0700 12-Oct-88 128.9600 13-Oct-88 128.0300 14-Oct-88 127.1500 17-Oct-88 127.2800 18-Oct-88 126.6700 19-Oct-88 127.3000 20-Oct-88 127.2000 21-Oct-88 126.3500 24-Oct-88 126.8300 25-Oct-88 126.7000 26-Oct-88 125.7000 27-Oct-88 125.9000 28-Oct-88 125.8500 31-Oct-88 125.5000 1-Nov-88 125.3000 2-Nov-88 124.6000 3-Nov-88 124.2000 4-Nov-88 125.3200 7-Nov-88 124.7200 8-Nov-88 125.5700 9-Nov-88 124.2500 10-Nov-88 123.9800 11-Nov-88 ND 14-Nov-88 123.4300 15-Nov-88 123.4200 16-Nov-88 122.5500 17-Nov-88 122.7300 18-Nov-88 122.6500 21-Nov-88 121.9500 22-Nov-88 121.3500 23-Nov-88 121.3000 24-Nov-88 ND 25-Nov-88 121.1000 28-Nov-88 122.2200 29-Nov-88 121.5000 30-Nov-88 121.9000 1-Dec-88 121.6000 2-Dec-88 121.4700 5-Dec-88 121.5000 6-Dec-88 121.7500 7-Dec-88 123.5000 8-Dec-88 122.5700 9-Dec-88 122.3500 12-Dec-88 122.8500 13-Dec-88 123.1500 14-Dec-88 122.7100 15-Dec-88 123.3700 16-Dec-88 124.5000 19-Dec-88 124.1000 20-Dec-88 125.1000 21-Dec-88 124.3500 22-Dec-88 124.7100 23-Dec-88 124.8500 26-Dec-88 ND 27-Dec-88 124.8500 28-Dec-88 125.5800 29-Dec-88 125.8500 30-Dec-88 125.0500 2-Jan-89 ND 3-Jan-89 123.6000 4-Jan-89 125.0500 5-Jan-89 125.5900 6-Jan-89 126.6200 9-Jan-89 126.4500 10-Jan-89 126.3000 11-Jan-89 126.1300 12-Jan-89 126.1700 13-Jan-89 126.7000 16-Jan-89 ND 17-Jan-89 127.7500 18-Jan-89 128.5000 19-Jan-89 129.7000 20-Jan-89 128.2700 23-Jan-89 127.8000 24-Jan-89 127.6500 25-Jan-89 127.7300 26-Jan-89 128.1500 27-Jan-89 129.2400 30-Jan-89 129.3500 31-Jan-89 130.5000 1-Feb-89 129.6000 2-Feb-89 129.1500 3-Feb-89 129.6500 6-Feb-89 129.6500 7-Feb-89 129.2900 8-Feb-89 129.6000 9-Feb-89 128.5800 10-Feb-89 128.4900 13-Feb-89 128.4000 14-Feb-89 126.7300 15-Feb-89 126.4000 16-Feb-89 126.3200 17-Feb-89 125.9000 20-Feb-89 ND 21-Feb-89 126.7500 22-Feb-89 126.5800 23-Feb-89 126.2000 24-Feb-89 126.3200 27-Feb-89 126.5300 28-Feb-89 126.8700 1-Mar-89 128.1000 2-Mar-89 127.8800 3-Mar-89 127.7000 6-Mar-89 128.8500 7-Mar-89 128.7400 8-Mar-89 128.7000 9-Mar-89 129.0500 10-Mar-89 129.5000 13-Mar-89 129.8800 14-Mar-89 129.6800 15-Mar-89 130.6000 16-Mar-89 131.2200 17-Mar-89 131.6000 20-Mar-89 131.7000 21-Mar-89 131.2800 22-Mar-89 131.1500 23-Mar-89 131.2000 24-Mar-89 131.5000 27-Mar-89 132.7000 28-Mar-89 133.0800 29-Mar-89 132.8300 30-Mar-89 132.9500 31-Mar-89 132.7700 3-Apr-89 132.0500 4-Apr-89 130.9000 5-Apr-89 131.8000 6-Apr-89 131.9300 7-Apr-89 132.4500 10-Apr-89 132.6300 11-Apr-89 132.7500 12-Apr-89 132.9800 13-Apr-89 132.2000 14-Apr-89 132.1500 17-Apr-89 131.9500 18-Apr-89 131.5200 19-Apr-89 132.3400 20-Apr-89 131.3500 21-Apr-89 131.4500 24-Apr-89 131.6000 25-Apr-89 131.3900 26-Apr-89 132.2500 27-Apr-89 132.1900 28-Apr-89 132.8500 1-May-89 134.0700 2-May-89 133.8100 3-May-89 134.2000 4-May-89 133.9500 5-May-89 134.3300 8-May-89 134.8000 9-May-89 134.8300 10-May-89 134.4300 11-May-89 135.3000 12-May-89 135.9500 15-May-89 137.2400 16-May-89 137.3000 17-May-89 139.2500 18-May-89 138.6500 19-May-89 138.8000 22-May-89 142.0500 23-May-89 142.0000 24-May-89 142.8000 25-May-89 142.0000 26-May-89 141.4300 29-May-89 ND 30-May-89 143.4800 31-May-89 142.3300 1-Jun-89 142.7300 2-Jun-89 141.7500 5-Jun-89 141.8200 6-Jun-89 142.9500 7-Jun-89 142.5000 8-Jun-89 143.4000 9-Jun-89 146.1500 12-Jun-89 148.8000 13-Jun-89 149.2000 14-Jun-89 149.0500 15-Jun-89 149.6200 16-Jun-89 145.5500 19-Jun-89 144.4500 20-Jun-89 144.0700 21-Jun-89 143.8500 22-Jun-89 141.0700 23-Jun-89 138.5000 26-Jun-89 140.8200 27-Jun-89 141.1000 28-Jun-89 142.8000 29-Jun-89 143.4000 30-Jun-89 144.0000 3-Jul-89 141.2500 4-Jul-89 ND 5-Jul-89 138.9000 6-Jul-89 139.4000 7-Jul-89 139.8000 10-Jul-89 139.0000 11-Jul-89 140.3000 12-Jul-89 139.8500 13-Jul-89 139.4500 14-Jul-89 140.5000 17-Jul-89 141.5500 18-Jul-89 141.3000 19-Jul-89 141.9500 20-Jul-89 141.4500 21-Jul-89 141.9200 24-Jul-89 143.1800 25-Jul-89 142.5500 26-Jul-89 140.6500 27-Jul-89 138.9500 28-Jul-89 139.5800 31-Jul-89 136.9500 1-Aug-89 136.8200 2-Aug-89 136.1500 3-Aug-89 136.9500 4-Aug-89 139.4500 7-Aug-89 139.5000 8-Aug-89 138.8000 9-Aug-89 139.2500 10-Aug-89 139.0800 11-Aug-89 141.9400 14-Aug-89 141.7000 15-Aug-89 142.1900 16-Aug-89 142.1500 17-Aug-89 143.8000 18-Aug-89 145.8500 21-Aug-89 142.4200 22-Aug-89 142.5800 23-Aug-89 143.2300 24-Aug-89 143.3400 25-Aug-89 143.3000 28-Aug-89 144.2000 29-Aug-89 143.1300 30-Aug-89 143.7300 31-Aug-89 144.6000 1-Sep-89 145.8500 4-Sep-89 ND 5-Sep-89 147.0500 6-Sep-89 146.2500 7-Sep-89 146.9000 8-Sep-89 146.3000 11-Sep-89 146.8200 12-Sep-89 147.1500 13-Sep-89 146.9500 14-Sep-89 146.5500 15-Sep-89 148.7500 18-Sep-89 145.8500 19-Sep-89 145.6500 20-Sep-89 145.0500 21-Sep-89 145.3500 22-Sep-89 145.6000 25-Sep-89 142.7000 26-Sep-89 141.8800 27-Sep-89 140.6000 28-Sep-89 140.5500 29-Sep-89 139.6000 2-Oct-89 139.4800 3-Oct-89 141.1300 4-Oct-89 141.0500 5-Oct-89 142.4000 6-Oct-89 142.8000 9-Oct-89 ND 10-Oct-89 143.9500 11-Oct-89 144.8000 12-Oct-89 144.2000 13-Oct-89 143.2000 16-Oct-89 141.8000 17-Oct-89 141.5000 18-Oct-89 141.7000 19-Oct-89 141.9500 20-Oct-89 142.3000 23-Oct-89 142.3500 24-Oct-89 141.5500 25-Oct-89 141.6500 26-Oct-89 141.6500 27-Oct-89 142.0000 30-Oct-89 142.1500 31-Oct-89 142.7300 1-Nov-89 143.1100 2-Nov-89 143.7000 3-Nov-89 143.1800 6-Nov-89 143.7000 7-Nov-89 143.4400 8-Nov-89 143.1400 9-Nov-89 142.8600 10-Nov-89 143.3000 13-Nov-89 143.8800 14-Nov-89 143.6800 15-Nov-89 143.7500 16-Nov-89 143.8000 17-Nov-89 144.4000 20-Nov-89 144.5000 21-Nov-89 143.7500 22-Nov-89 143.8500 23-Nov-89 ND 24-Nov-89 143.5000 27-Nov-89 143.4000 28-Nov-89 143.7200 29-Nov-89 142.6500 30-Nov-89 142.9100 1-Dec-89 143.1000 4-Dec-89 143.5800 5-Dec-89 143.8000 6-Dec-89 143.8500 7-Dec-89 144.3200 8-Dec-89 144.2800 11-Dec-89 144.5000 12-Dec-89 143.9000 13-Dec-89 144.1700 14-Dec-89 144.1000 15-Dec-89 144.1500 18-Dec-89 144.1000 19-Dec-89 143.8500 20-Dec-89 144.0200 21-Dec-89 143.7000 22-Dec-89 142.8800 25-Dec-89 ND 26-Dec-89 142.1500 27-Dec-89 142.1000 28-Dec-89 143.3500 29-Dec-89 143.8000