SWITZERLAND -- SPOT EXCHANGE RATE, FRANCS/US$ --------------------------------------------- 4-Jan-71 4.3180 5-Jan-71 4.3117 6-Jan-71 4.3113 7-Jan-71 4.3103 8-Jan-71 4.3109 11-Jan-71 4.3102 12-Jan-71 4.3099 13-Jan-71 4.3095 14-Jan-71 4.3095 15-Jan-71 4.3076 18-Jan-71 4.3029 19-Jan-71 4.3006 20-Jan-71 4.3010 21-Jan-71 4.3017 22-Jan-71 4.2996 25-Jan-71 4.3005 26-Jan-71 4.2987 27-Jan-71 4.2973 28-Jan-71 4.2978 29-Jan-71 4.2963 1-Feb-71 4.2968 2-Feb-71 4.2969 3-Feb-71 4.2965 4-Feb-71 4.2966 5-Feb-71 4.2969 8-Feb-71 4.2979 9-Feb-71 4.2969 10-Feb-71 4.2972 11-Feb-71 4.2967 12-Feb-71 ND 15-Feb-71 ND 16-Feb-71 4.2968 17-Feb-71 4.2968 18-Feb-71 4.2967 19-Feb-71 4.2963 22-Feb-71 4.2958 23-Feb-71 4.2957 24-Feb-71 4.3015 25-Feb-71 4.3073 26-Feb-71 4.3070 1-Mar-71 4.3073 2-Mar-71 4.3054 3-Mar-71 4.3039 4-Mar-71 4.3068 5-Mar-71 4.3066 8-Mar-71 4.3020 9-Mar-71 4.3011 10-Mar-71 4.3040 11-Mar-71 4.3012 12-Mar-71 4.3010 15-Mar-71 4.3004 16-Mar-71 4.3002 17-Mar-71 4.2995 18-Mar-71 4.2983 19-Mar-71 4.2972 22-Mar-71 4.2971 23-Mar-71 4.2972 24-Mar-71 4.2968 25-Mar-71 4.2969 26-Mar-71 4.2959 29-Mar-71 4.2966 30-Mar-71 4.2958 31-Mar-71 4.2954 1-Apr-71 4.2955 2-Apr-71 4.2947 5-Apr-71 4.2971 6-Apr-71 4.2974 7-Apr-71 4.2960 8-Apr-71 4.2937 9-Apr-71 4.2951 12-Apr-71 4.2969 13-Apr-71 4.3019 14-Apr-71 4.3024 15-Apr-71 4.2992 16-Apr-71 4.3019 19-Apr-71 4.3052 20-Apr-71 4.3039 21-Apr-71 4.3008 22-Apr-71 4.2995 23-Apr-71 4.3025 26-Apr-71 4.3008 27-Apr-71 4.2990 28-Apr-71 4.2957 29-Apr-71 4.2957 30-Apr-71 4.2959 3-May-71 4.2955 4-May-71 4.2952 5-May-71 4.1841 6-May-71 4.1667 7-May-71 4.1374 10-May-71 4.1076 11-May-71 4.1164 12-May-71 4.1095 13-May-71 4.0950 14-May-71 4.0950 17-May-71 4.0914 18-May-71 4.0872 19-May-71 4.0866 20-May-71 4.0869 21-May-71 4.0733 24-May-71 4.0771 25-May-71 4.0868 26-May-71 4.0882 27-May-71 4.0984 28-May-71 4.1058 31-May-71 ND 1-Jun-71 4.1059 2-Jun-71 4.0995 3-Jun-71 4.0898 4-Jun-71 4.0940 7-Jun-71 4.0879 8-Jun-71 4.0896 9-Jun-71 4.0909 10-Jun-71 4.0851 11-Jun-71 4.0885 14-Jun-71 4.0901 15-Jun-71 4.0948 16-Jun-71 4.0907 17-Jun-71 4.0940 18-Jun-71 4.0931 21-Jun-71 4.0929 22-Jun-71 4.0961 23-Jun-71 4.0943 24-Jun-71 4.0940 25-Jun-71 4.0944 28-Jun-71 4.0981 29-Jun-71 4.1017 30-Jun-71 4.0989 1-Jul-71 4.0966 2-Jul-71 4.0989 5-Jul-71 ND 6-Jul-71 4.1037 7-Jul-71 4.1049 8-Jul-71 4.1050 9-Jul-71 4.1061 12-Jul-71 4.1060 13-Jul-71 4.1038 14-Jul-71 4.0980 15-Jul-71 4.0939 16-Jul-71 4.0934 19-Jul-71 4.0915 20-Jul-71 4.0909 21-Jul-71 4.0886 22-Jul-71 4.0866 23-Jul-71 4.0866 26-Jul-71 4.0862 27-Jul-71 4.0862 28-Jul-71 4.0854 29-Jul-71 4.0871 30-Jul-71 4.0862 2-Aug-71 4.0878 3-Aug-71 4.0887 4-Aug-71 4.0607 5-Aug-71 4.0616 6-Aug-71 4.0699 9-Aug-71 4.0532 10-Aug-71 4.0582 11-Aug-71 4.0600 12-Aug-71 4.0527 13-Aug-71 4.0633 16-Aug-71 ND 17-Aug-71 ND 18-Aug-71 ND 19-Aug-71 ND 20-Aug-71 ND 23-Aug-71 3.9932 24-Aug-71 3.9761 25-Aug-71 3.9748 26-Aug-71 3.9651 27-Aug-71 3.9732 30-Aug-71 3.9878 31-Aug-71 3.9936 1-Sep-71 4.0024 2-Sep-71 3.9992 3-Sep-71 3.9790 6-Sep-71 ND 7-Sep-71 3.9999 8-Sep-71 3.9963 9-Sep-71 3.9948 10-Sep-71 3.9933 13-Sep-71 3.9984 14-Sep-71 3.9897 15-Sep-71 3.9853 16-Sep-71 3.9860 17-Sep-71 3.9864 20-Sep-71 3.9714 21-Sep-71 3.9751 22-Sep-71 3.9714 23-Sep-71 3.9563 24-Sep-71 3.9698 27-Sep-71 3.9689 28-Sep-71 3.9681 29-Sep-71 3.9594 30-Sep-71 3.9541 1-Oct-71 3.9588 4-Oct-71 3.9599 5-Oct-71 3.9596 6-Oct-71 3.9603 7-Oct-71 3.9604 8-Oct-71 3.9659 11-Oct-71 ND 12-Oct-71 3.9699 13-Oct-71 3.9781 14-Oct-71 3.9824 15-Oct-71 3.9833 18-Oct-71 3.9727 19-Oct-71 3.9749 20-Oct-71 3.9755 21-Oct-71 3.9774 22-Oct-71 3.9799 25-Oct-71 ND 26-Oct-71 3.9914 27-Oct-71 3.9948 28-Oct-71 3.9880 29-Oct-71 3.9927 1-Nov-71 3.9960 2-Nov-71 ND 3-Nov-71 3.9917 4-Nov-71 3.9912 5-Nov-71 3.9911 8-Nov-71 3.9946 9-Nov-71 3.9946 10-Nov-71 3.9960 11-Nov-71 3.9952 12-Nov-71 3.9943 15-Nov-71 3.9944 16-Nov-71 3.9948 17-Nov-71 3.9960 18-Nov-71 3.9965 19-Nov-71 3.9839 22-Nov-71 3.9761 23-Nov-71 3.9647 24-Nov-71 3.9526 25-Nov-71 ND 26-Nov-71 3.9555 29-Nov-71 3.9539 30-Nov-71 3.9555 1-Dec-71 3.9489 2-Dec-71 3.9335 3-Dec-71 3.9170 6-Dec-71 3.8948 7-Dec-71 3.8997 8-Dec-71 3.8986 9-Dec-71 3.9000 10-Dec-71 3.8998 13-Dec-71 3.9027 14-Dec-71 3.8850 15-Dec-71 3.8756 16-Dec-71 3.8826 17-Dec-71 3.8754 20-Dec-71 ND 21-Dec-71 3.8842 22-Dec-71 3.8850 23-Dec-71 3.9043 24-Dec-71 3.9092 27-Dec-71 3.9193 28-Dec-71 3.9192 29-Dec-71 3.9212 30-Dec-71 3.9196 31-Dec-71 3.9147 3-Jan-72 3.9177 4-Jan-72 3.9200 5-Jan-72 3.9216 6-Jan-72 3.9185 7-Jan-72 3.9208 10-Jan-72 3.9198 11-Jan-72 3.9216 12-Jan-72 3.9164 13-Jan-72 3.9002 14-Jan-72 3.8835 17-Jan-72 3.8655 18-Jan-72 3.8775 19-Jan-72 3.8728 20-Jan-72 3.8775 21-Jan-72 3.8778 24-Jan-72 3.8728 25-Jan-72 3.8655 26-Jan-72 3.8685 27-Jan-72 3.8707 28-Jan-72 3.8730 31-Jan-72 3.8745 1-Feb-72 3.8677 2-Feb-72 3.8462 3-Feb-72 3.8580 4-Feb-72 3.8745 7-Feb-72 3.8730 8-Feb-72 3.8692 9-Feb-72 3.8610 10-Feb-72 3.8610 11-Feb-72 3.8580 14-Feb-72 3.8610 15-Feb-72 3.8640 16-Feb-72 3.8447 17-Feb-72 3.8484 18-Feb-72 3.8491 21-Feb-72 ND 22-Feb-72 3.8595 23-Feb-72 3.8565 24-Feb-72 3.8565 25-Feb-72 3.8692 28-Feb-72 3.8752 29-Feb-72 3.8685 1-Mar-72 3.8711 2-Mar-72 3.8685 3-Mar-72 3.8715 6-Mar-72 3.8610 7-Mar-72 3.8573 8-Mar-72 3.8410 9-Mar-72 3.8183 10-Mar-72 3.8175 13-Mar-72 3.9817 14-Mar-72 3.8358 15-Mar-72 3.8388 16-Mar-72 3.8432 17-Mar-72 3.8580 20-Mar-72 3.8625 21-Mar-72 3.8513 22-Mar-72 3.8603 23-Mar-72 3.8655 24-Mar-72 3.8700 27-Mar-72 3.8591 28-Mar-72 3.8528 29-Mar-72 3.8476 30-Mar-72 3.8366 31-Mar-72 3.8358 3-Apr-72 3.8373 4-Apr-72 3.8476 5-Apr-72 3.8491 6-Apr-72 3.8521 7-Apr-72 3.8521 10-Apr-72 3.7092 11-Apr-72 3.8499 12-Apr-72 3.8484 13-Apr-72 3.8506 14-Apr-72 3.8558 17-Apr-72 3.8588 18-Apr-72 3.8737 19-Apr-72 3.8790 20-Apr-72 3.8670 21-Apr-72 3.8700 24-Apr-72 3.8632 25-Apr-72 3.8625 26-Apr-72 3.8640 27-Apr-72 3.8629 28-Apr-72 3.8647 1-May-72 3.8640 2-May-72 3.8640 3-May-72 3.8625 4-May-72 3.8617 5-May-72 3.8632 8-May-72 3.8632 9-May-72 3.8573 10-May-72 3.8551 11-May-72 3.8610 12-May-72 3.8625 15-May-72 3.8670 16-May-72 3.8707 17-May-72 3.8655 18-May-72 3.8655 19-May-72 3.8651 22-May-72 3.8655 23-May-72 3.8565 24-May-72 3.8565 25-May-72 3.8595 26-May-72 3.8562 29-May-72 ND 30-May-72 3.8462 31-May-72 3.8432 1-Jun-72 3.8351 2-Jun-72 3.8373 5-Jun-72 3.8432 6-Jun-72 3.8421 7-Jun-72 3.8366 8-Jun-72 3.8329 9-Jun-72 3.8329 12-Jun-72 3.8278 13-Jun-72 3.8179 14-Jun-72 3.8197 15-Jun-72 3.8157 16-Jun-72 3.8088 19-Jun-72 3.8059 20-Jun-72 3.7979 21-Jun-72 3.7940 22-Jun-72 3.7786 23-Jun-72 3.7439 26-Jun-72 3.7355 27-Jun-72 3.7594 28-Jun-72 3.7383 29-Jun-72 3.7495 30-Jun-72 3.7425 3-Jul-72 3.7481 4-Jul-72 ND 5-Jul-72 3.7707 6-Jul-72 3.7594 7-Jul-72 3.7559 10-Jul-72 3.7552 11-Jul-72 3.7545 12-Jul-72 3.7523 13-Jul-72 3.7520 14-Jul-72 3.7530 17-Jul-72 3.7538 18-Jul-72 3.7707 19-Jul-72 3.7771 20-Jul-72 3.7700 21-Jul-72 3.7750 24-Jul-72 3.7811 25-Jul-72 3.7750 26-Jul-72 3.7718 27-Jul-72 3.7750 28-Jul-72 3.7750 31-Jul-72 3.7736 1-Aug-72 3.7736 2-Aug-72 3.7786 3-Aug-72 3.7793 4-Aug-72 3.7779 7-Aug-72 3.7757 8-Aug-72 3.7768 9-Aug-72 3.7786 10-Aug-72 3.7786 11-Aug-72 3.7793 14-Aug-72 3.7793 15-Aug-72 3.7821 16-Aug-72 3.7836 17-Aug-72 3.7886 18-Aug-72 3.7879 21-Aug-72 3.7915 22-Aug-72 3.7821 23-Aug-72 3.7793 24-Aug-72 3.7793 25-Aug-72 3.7864 28-Aug-72 3.7777 29-Aug-72 3.7821 30-Aug-72 3.7786 31-Aug-72 3.7818 1-Sep-72 3.7793 4-Sep-72 ND 5-Sep-72 3.7821 6-Sep-72 3.7811 7-Sep-72 3.7775 8-Sep-72 3.7787 11-Sep-72 3.7800 12-Sep-72 3.7807 13-Sep-72 3.7793 14-Sep-72 3.7836 15-Sep-72 3.7847 18-Sep-72 3.7918 19-Sep-72 3.7904 20-Sep-72 3.7904 21-Sep-72 3.7915 22-Sep-72 3.7900 25-Sep-72 3.7925 26-Sep-72 3.7958 27-Sep-72 3.7951 28-Sep-72 3.8019 29-Sep-72 3.8023 2-Oct-72 3.8066 3-Oct-72 3.8045 4-Oct-72 3.7965 5-Oct-72 3.7882 6-Oct-72 3.7872 9-Oct-72 ND 10-Oct-72 3.7922 11-Oct-72 3.7971 12-Oct-72 3.7994 13-Oct-72 3.7994 16-Oct-72 3.7983 17-Oct-72 3.7979 18-Oct-72 3.7961 19-Oct-72 3.7940 20-Oct-72 3.7976 23-Oct-72 ND 24-Oct-72 3.8043 25-Oct-72 3.7994 26-Oct-72 3.7990 27-Oct-72 3.7987 30-Oct-72 3.7979 31-Oct-72 3.7994 1-Nov-72 3.7981 2-Nov-72 3.7965 3-Nov-72 3.7972 6-Nov-72 3.8010 7-Nov-72 ND 8-Nov-72 3.8019 9-Nov-72 3.8008 10-Nov-72 3.8023 13-Nov-72 3.8019 14-Nov-72 3.8030 15-Nov-72 3.7994 16-Nov-72 3.8012 17-Nov-72 3.8023 20-Nov-72 3.8023 21-Nov-72 3.8008 22-Nov-72 3.7990 23-Nov-72 ND 24-Nov-72 3.7925 27-Nov-72 3.7739 28-Nov-72 3.7850 29-Nov-72 3.7764 30-Nov-72 3.7761 1-Dec-72 3.7658 4-Dec-72 3.7729 5-Dec-72 3.7718 6-Dec-72 3.7743 7-Dec-72 3.7743 8-Dec-72 3.7747 11-Dec-72 3.7750 12-Dec-72 3.7775 13-Dec-72 3.7743 14-Dec-72 3.7718 15-Dec-72 3.7718 18-Dec-72 3.7736 19-Dec-72 3.7745 20-Dec-72 3.7700 21-Dec-72 3.7615 22-Dec-72 3.7594 25-Dec-72 ND 26-Dec-72 3.7580 27-Dec-72 3.7594 28-Dec-72 3.7679 29-Dec-72 3.7707 1-Jan-73 ND 2-Jan-73 3.7714 3-Jan-73 3.7636 4-Jan-73 3.7672 5-Jan-73 3.7651 8-Jan-73 3.7693 9-Jan-73 3.7631 10-Jan-73 3.7585 11-Jan-73 3.7612 12-Jan-73 3.7619 15-Jan-73 3.7644 16-Jan-73 3.7633 17-Jan-73 3.7601 18-Jan-73 3.7601 19-Jan-73 3.7590 22-Jan-73 3.7202 23-Jan-73 3.7313 24-Jan-73 3.6950 25-Jan-73 3.6778 26-Jan-73 3.6711 29-Jan-73 3.6225 30-Jan-73 3.6186 31-Jan-73 3.6206 1-Feb-73 3.6049 2-Feb-73 3.6140 5-Feb-73 3.6010 6-Feb-73 3.5868 7-Feb-73 3.5855 8-Feb-73 3.5600 9-Feb-73 3.5651 12-Feb-73 ND 13-Feb-73 3.4590 14-Feb-73 3.3875 15-Feb-73 3.3580 16-Feb-73 3.3670 19-Feb-73 ND 20-Feb-73 3.3636 21-Feb-73 3.3422 22-Feb-73 3.2520 23-Feb-73 3.2733 26-Feb-73 3.2563 27-Feb-73 3.2000 28-Feb-73 3.1299 1-Mar-73 3.1299 2-Mar-73 3.1299 5-Mar-73 3.2113 6-Mar-73 3.1928 7-Mar-73 3.1796 8-Mar-73 3.1726 9-Mar-73 3.1827 12-Mar-73 3.2310 13-Mar-73 3.2680 14-Mar-73 3.2436 15-Mar-73 3.2041 16-Mar-73 3.2394 19-Mar-73 3.2520 20-Mar-73 3.2425 21-Mar-73 3.2468 22-Mar-73 3.2478 23-Mar-73 3.2404 26-Mar-73 3.2300 27-Mar-73 3.2248 28-Mar-73 3.2279 29-Mar-73 3.2352 30-Mar-73 3.2436 2-Apr-73 3.2648 3-Apr-73 3.2600 4-Apr-73 3.2352 5-Apr-73 3.2331 6-Apr-73 3.2404 9-Apr-73 3.2373 10-Apr-73 3.2373 11-Apr-73 3.2305 12-Apr-73 3.2300 13-Apr-73 3.2362 16-Apr-73 3.2373 17-Apr-73 3.2300 18-Apr-73 3.2362 19-Apr-73 3.2410 20-Apr-73 3.2415 23-Apr-73 3.2410 24-Apr-73 3.2452 25-Apr-73 3.2436 26-Apr-73 3.2468 27-Apr-73 3.2436 30-Apr-73 3.2415 1-May-73 3.2404 2-May-73 3.2415 3-May-73 3.2457 4-May-73 3.2489 7-May-73 3.2515 8-May-73 3.2415 9-May-73 3.2394 10-May-73 3.2425 11-May-73 3.2368 14-May-73 3.1796 15-May-73 3.1447 16-May-73 3.1576 17-May-73 3.1636 18-May-73 3.1447 21-May-73 3.0960 22-May-73 3.1027 23-May-73 3.0979 24-May-73 3.1075 25-May-73 3.1260 28-May-73 ND 29-May-73 3.1124 30-May-73 3.0941 31-May-73 3.0864 1-Jun-73 3.0741 4-Jun-73 3.0303 5-Jun-73 3.0488 6-Jun-73 3.0703 7-Jun-73 3.0883 8-Jun-73 3.0807 11-Jun-73 3.0883 12-Jun-73 3.0731 13-Jun-73 3.0979 14-Jun-73 3.0798 15-Jun-73 3.0637 18-Jun-73 3.0432 19-Jun-73 3.0562 20-Jun-73 3.0637 21-Jun-73 3.0423 22-Jun-73 3.0404 25-Jun-73 3.0497 26-Jun-73 3.0423 27-Jun-73 3.0340 28-Jun-73 3.0211 29-Jun-73 2.9283 2-Jul-73 2.8902 3-Jul-73 2.8313 4-Jul-73 ND 5-Jul-73 2.7902 6-Jul-73 2.6991 9-Jul-73 2.7647 10-Jul-73 2.8736 11-Jul-73 2.8852 12-Jul-73 2.8653 13-Jul-73 2.8686 16-Jul-73 2.8498 17-Jul-73 2.8169 18-Jul-73 2.7871 19-Jul-73 2.8490 20-Jul-73 2.8225 23-Jul-73 2.8121 24-Jul-73 2.8050 25-Jul-73 2.8043 26-Jul-73 2.7933 27-Jul-73 2.8050 30-Jul-73 2.8361 31-Jul-73 2.8409 1-Aug-73 2.8409 2-Aug-73 2.8531 3-Aug-73 2.8474 6-Aug-73 2.8818 7-Aug-73 2.8661 8-Aug-73 2.8629 9-Aug-73 2.8918 10-Aug-73 2.9499 13-Aug-73 2.9533 14-Aug-73 3.0148 15-Aug-73 3.0266 16-Aug-73 3.0488 17-Aug-73 3.0386 20-Aug-73 2.9499 21-Aug-73 3.0460 22-Aug-73 3.0377 23-Aug-73 3.0628 24-Aug-73 3.0367 27-Aug-73 3.0432 28-Aug-73 3.0478 29-Aug-73 3.0211 30-Aug-73 3.0303 31-Aug-73 3.0349 3-Sep-73 ND 4-Sep-73 3.0312 5-Sep-73 3.0157 6-Sep-73 3.0257 7-Sep-73 3.0003 10-Sep-73 3.0120 11-Sep-73 3.0285 12-Sep-73 3.0193 13-Sep-73 3.0367 14-Sep-73 3.0321 17-Sep-73 3.0057 18-Sep-73 3.0075 19-Sep-73 3.0166 20-Sep-73 2.9931 21-Sep-73 3.0139 24-Sep-73 3.0084 25-Sep-73 3.0093 26-Sep-73 3.0148 27-Sep-73 3.0221 28-Sep-73 3.0303 1-Oct-73 3.0248 2-Oct-73 3.0166 3-Oct-73 3.0202 4-Oct-73 3.0211 5-Oct-73 3.0184 8-Oct-73 ND 9-Oct-73 3.0184 10-Oct-73 3.0057 11-Oct-73 3.0003 12-Oct-73 3.0066 15-Oct-73 3.0166 16-Oct-73 3.0111 17-Oct-73 3.0039 18-Oct-73 3.0075 19-Oct-73 3.0275 22-Oct-73 ND 23-Oct-73 3.0120 24-Oct-73 3.0202 25-Oct-73 3.0248 26-Oct-73 3.0525 29-Oct-73 3.0989 30-Oct-73 3.0989 31-Oct-73 3.0998 1-Nov-73 3.0998 2-Nov-73 3.0769 5-Nov-73 3.0950 6-Nov-73 ND 7-Nov-73 3.1162 8-Nov-73 3.1211 9-Nov-73 3.1328 12-Nov-73 3.1867 13-Nov-73 3.1857 14-Nov-73 3.1576 15-Nov-73 3.1766 16-Nov-73 3.1726 19-Nov-73 3.1696 20-Nov-73 3.1756 21-Nov-73 3.1837 22-Nov-73 ND 23-Nov-73 3.2300 26-Nov-73 3.2062 27-Nov-73 3.1959 28-Nov-73 3.1969 29-Nov-73 3.2103 30-Nov-73 3.2051 3-Dec-73 3.2031 4-Dec-73 3.2103 5-Dec-73 3.1949 6-Dec-73 3.1726 7-Dec-73 3.1756 10-Dec-73 3.1928 11-Dec-73 3.1980 12-Dec-73 3.1908 13-Dec-73 3.1939 14-Dec-73 3.1990 17-Dec-73 3.1990 18-Dec-73 3.1980 19-Dec-73 3.1990 20-Dec-73 3.1918 21-Dec-73 3.1766 24-Dec-73 3.1847 25-Dec-73 ND 26-Dec-73 3.1898 27-Dec-73 3.2310 28-Dec-73 3.2478 31-Dec-73 3.2510 1-Jan-74 ND 2-Jan-74 3.3311 3-Jan-74 3.3245 4-Jan-74 3.3311 7-Jan-74 3.4270 8-Jan-74 3.4141 9-Jan-74 3.3841 10-Jan-74 3.3557 11-Jan-74 3.3681 14-Jan-74 3.3875 15-Jan-74 3.3979 16-Jan-74 3.3772 17-Jan-74 3.3875 18-Jan-74 3.3693 21-Jan-74 3.3967 22-Jan-74 3.3829 23-Jan-74 3.3979 24-Jan-74 3.3738 25-Jan-74 3.3761 28-Jan-74 3.3613 29-Jan-74 3.3234 30-Jan-74 3.2949 31-Jan-74 3.2552 1-Feb-74 3.2658 4-Feb-74 3.2206 5-Feb-74 3.2468 6-Feb-74 3.2520 7-Feb-74 3.2373 8-Feb-74 3.2310 11-Feb-74 3.2082 12-Feb-74 ND 13-Feb-74 3.1980 14-Feb-74 3.1928 15-Feb-74 3.1908 18-Feb-74 ND 19-Feb-74 3.1466 20-Feb-74 3.1299 21-Feb-74 3.0989 22-Feb-74 3.0656 25-Feb-74 3.1211 26-Feb-74 3.0950 27-Feb-74 3.1407 28-Feb-74 3.1328 1-Mar-74 3.1506 4-Mar-74 3.1586 5-Mar-74 3.1397 6-Mar-74 3.1348 7-Mar-74 3.1348 8-Mar-74 3.1153 11-Mar-74 3.0788 12-Mar-74 3.0883 13-Mar-74 3.0855 14-Mar-74 3.1153 15-Mar-74 3.1075 18-Mar-74 3.0950 19-Mar-74 3.0807 20-Mar-74 3.0581 21-Mar-74 3.0303 22-Mar-74 3.0581 25-Mar-74 2.9931 26-Mar-74 3.0048 27-Mar-74 3.0239 28-Mar-74 2.9851 29-Mar-74 3.0157 1-Apr-74 3.0423 2-Apr-74 3.0294 3-Apr-74 3.0675 4-Apr-74 3.0750 5-Apr-74 3.0572 8-Apr-74 3.0647 9-Apr-74 3.0769 10-Apr-74 3.0750 11-Apr-74 3.0600 12-Apr-74 3.0628 15-Apr-74 3.0637 16-Apr-74 3.0581 17-Apr-74 3.0441 18-Apr-74 3.0230 19-Apr-74 3.0266 22-Apr-74 3.0130 23-Apr-74 2.9833 24-Apr-74 2.9656 25-Apr-74 2.9797 26-Apr-74 2.9691 29-Apr-74 2.9240 30-Apr-74 2.9325 1-May-74 2.9377 2-May-74 2.9516 3-May-74 2.9603 6-May-74 2.9180 7-May-74 2.9360 8-May-74 2.8952 9-May-74 2.8843 10-May-74 2.8736 13-May-74 2.8249 14-May-74 2.8090 15-May-74 2.8985 16-May-74 2.8927 17-May-74 2.8944 20-May-74 2.9455 21-May-74 2.9197 22-May-74 2.8960 23-May-74 2.8910 24-May-74 2.9274 27-May-74 ND 28-May-74 2.9525 29-May-74 3.0012 30-May-74 2.9904 31-May-74 2.9797 3-Jun-74 2.9612 4-Jun-74 2.9718 5-Jun-74 2.9533 6-Jun-74 2.9283 7-Jun-74 2.9429 10-Jun-74 2.9638 11-Jun-74 2.9824 12-Jun-74 3.0093 13-Jun-74 3.0012 14-Jun-74 2.9958 17-Jun-74 2.9895 18-Jun-74 2.9976 19-Jun-74 3.0012 20-Jun-74 3.0057 21-Jun-74 3.0193 24-Jun-74 3.0441 25-Jun-74 3.0148 26-Jun-74 3.0157 27-Jun-74 2.9994 28-Jun-74 3.0003 1-Jul-74 3.0120 2-Jul-74 2.9851 3-Jul-74 2.9700 4-Jul-74 ND 5-Jul-74 2.9788 8-Jul-74 2.9851 9-Jul-74 2.9931 10-Jul-74 2.9994 11-Jul-74 3.0012 12-Jul-74 2.9833 15-Jul-74 2.9718 16-Jul-74 2.9753 17-Jul-74 2.9429 18-Jul-74 2.9516 19-Jul-74 2.9542 22-Jul-74 2.9394 23-Jul-74 2.9231 24-Jul-74 2.8860 25-Jul-74 2.9377 26-Jul-74 2.9438 29-Jul-74 2.9420 30-Jul-74 2.9718 31-Jul-74 2.9647 1-Aug-74 2.9551 2-Aug-74 2.9542 5-Aug-74 2.9455 6-Aug-74 2.9560 7-Aug-74 2.9630 8-Aug-74 2.9771 9-Aug-74 2.9568 12-Aug-74 2.9709 13-Aug-74 2.9895 14-Aug-74 2.9735 15-Aug-74 2.9815 16-Aug-74 2.9886 19-Aug-74 3.0075 20-Aug-74 2.9949 21-Aug-74 3.0084 22-Aug-74 3.0111 23-Aug-74 3.0021 26-Aug-74 2.9913 27-Aug-74 3.0157 28-Aug-74 3.0003 29-Aug-74 3.0075 30-Aug-74 3.0111 2-Sep-74 ND 3-Sep-74 3.0111 4-Sep-74 3.0111 5-Sep-74 3.0248 6-Sep-74 3.0184 9-Sep-74 3.0139 10-Sep-74 3.0003 11-Sep-74 3.0166 12-Sep-74 3.0057 13-Sep-74 3.0084 16-Sep-74 3.0057 17-Sep-74 2.9940 18-Sep-74 2.9842 19-Sep-74 2.9940 20-Sep-74 2.9958 23-Sep-74 2.9851 24-Sep-74 2.9860 25-Sep-74 2.9833 26-Sep-74 2.9771 27-Sep-74 2.9691 30-Sep-74 2.9499 1-Oct-74 2.9412 2-Oct-74 2.9516 3-Oct-74 2.9429 4-Oct-74 2.9240 7-Oct-74 2.9274 8-Oct-74 2.9308 9-Oct-74 2.9053 10-Oct-74 2.9189 11-Oct-74 2.9240 14-Oct-74 ND 15-Oct-74 2.9163 16-Oct-74 2.8985 17-Oct-74 2.8960 18-Oct-74 2.8885 21-Oct-74 2.8902 22-Oct-74 2.8736 23-Oct-74 2.8506 24-Oct-74 2.8506 25-Oct-74 2.8498 28-Oct-74 2.8506 29-Oct-74 2.8506 30-Oct-74 2.8727 31-Oct-74 2.8703 1-Nov-74 2.8571 4-Nov-74 2.8361 5-Nov-74 ND 6-Nov-74 2.8169 7-Nov-74 2.7878 8-Nov-74 2.7980 11-Nov-74 ND 12-Nov-74 2.8353 13-Nov-74 2.8090 14-Nov-74 2.7307 15-Nov-74 2.7100 18-Nov-74 2.6076 19-Nov-74 2.6511 20-Nov-74 2.7624 21-Nov-74 2.8169 22-Nov-74 2.7382 25-Nov-74 2.6882 26-Nov-74 2.6631 27-Nov-74 2.6846 28-Nov-74 ND 29-Nov-74 2.7122 2-Dec-74 2.7435 3-Dec-74 2.7211 4-Dec-74 2.6788 5-Dec-74 2.6511 6-Dec-74 2.6667 9-Dec-74 2.6413 10-Dec-74 2.6316 11-Dec-74 2.6260 12-Dec-74 2.5981 13-Dec-74 2.6123 16-Dec-74 2.5967 17-Dec-74 2.5445 18-Dec-74 2.5641 19-Dec-74 2.6062 20-Dec-74 2.5641 23-Dec-74 2.5674 24-Dec-74 2.5381 25-Dec-74 ND 26-Dec-74 2.5284 27-Dec-74 2.5126 30-Dec-74 2.5221 31-Dec-74 2.5445 1-Jan-75 ND 2-Jan-75 2.5727 3-Jan-75 2.5304 6-Jan-75 2.5342 7-Jan-75 2.5342 8-Jan-75 2.5773 9-Jan-75 2.5615 10-Jan-75 2.5621 13-Jan-75 2.5595 14-Jan-75 2.5760 15-Jan-75 2.5700 16-Jan-75 2.5641 17-Jan-75 2.5608 20-Jan-75 2.5195 21-Jan-75 2.5088 22-Jan-75 2.5284 23-Jan-75 2.5000 24-Jan-75 2.4722 27-Jan-75 2.4125 28-Jan-75 2.4691 29-Jan-75 2.5094 30-Jan-75 2.4938 31-Jan-75 2.4956 3-Feb-75 2.5202 4-Feb-75 2.5478 5-Feb-75 2.5407 6-Feb-75 2.5278 7-Feb-75 2.5208 10-Feb-75 2.5031 11-Feb-75 2.5063 12-Feb-75 ND 13-Feb-75 2.4722 14-Feb-75 2.4679 17-Feb-75 ND 18-Feb-75 2.4673 19-Feb-75 2.4802 20-Feb-75 2.4510 21-Feb-75 2.4492 24-Feb-75 2.4307 25-Feb-75 2.4248 26-Feb-75 2.4073 27-Feb-75 2.3952 28-Feb-75 2.4033 3-Mar-75 2.4021 4-Mar-75 2.4426 5-Mar-75 2.4366 6-Mar-75 2.4426 7-Mar-75 2.4740 10-Mar-75 2.4710 11-Mar-75 2.4704 12-Mar-75 2.4863 13-Mar-75 2.4907 14-Mar-75 2.4876 17-Mar-75 2.4894 18-Mar-75 2.4691 19-Mar-75 2.4612 20-Mar-75 2.4783 21-Mar-75 2.4925 24-Mar-75 2.5088 25-Mar-75 2.5082 26-Mar-75 2.5221 27-Mar-75 2.5432 28-Mar-75 2.5394 31-Mar-75 2.5381 1-Apr-75 2.5202 2-Apr-75 2.5336 3-Apr-75 2.5394 4-Apr-75 2.5641 7-Apr-75 2.5517 8-Apr-75 2.5484 9-Apr-75 2.5562 10-Apr-75 2.5767 11-Apr-75 2.5700 14-Apr-75 2.5793 15-Apr-75 2.5694 16-Apr-75 2.5667 17-Apr-75 2.5681 18-Apr-75 2.5700 21-Apr-75 2.5700 22-Apr-75 2.5634 23-Apr-75 2.5478 24-Apr-75 2.5497 25-Apr-75 2.5687 28-Apr-75 2.5674 29-Apr-75 2.5575 30-Apr-75 2.5582 1-May-75 2.5575 2-May-75 2.5595 5-May-75 2.5497 6-May-75 2.5458 7-May-75 2.5291 8-May-75 2.5050 9-May-75 2.5094 12-May-75 2.5107 13-May-75 2.4759 14-May-75 2.4783 15-May-75 2.5183 16-May-75 2.5214 19-May-75 2.5183 20-May-75 2.5132 21-May-75 2.4950 22-May-75 2.4814 23-May-75 2.4808 26-May-75 ND 27-May-75 2.4765 28-May-75 2.4820 29-May-75 2.4919 30-May-75 2.5019 2-Jun-75 2.4981 3-Jun-75 2.4876 4-Jun-75 2.4963 5-Jun-75 2.4944 6-Jun-75 2.5031 9-Jun-75 2.5069 10-Jun-75 2.5006 11-Jun-75 2.4919 12-Jun-75 2.4882 13-Jun-75 2.4907 16-Jun-75 2.4826 17-Jun-75 2.4820 18-Jun-75 2.4907 19-Jun-75 2.4931 20-Jun-75 2.4938 23-Jun-75 2.4981 24-Jun-75 2.4975 25-Jun-75 2.4956 26-Jun-75 2.4938 27-Jun-75 2.5000 30-Jun-75 2.5025 1-Jul-75 2.5119 2-Jul-75 2.5342 3-Jul-75 2.5381 4-Jul-75 ND 7-Jul-75 2.5602 8-Jul-75 2.5504 9-Jul-75 2.5530 10-Jul-75 2.5700 11-Jul-75 2.5773 14-Jul-75 2.5820 15-Jul-75 2.5893 16-Jul-75 2.6042 17-Jul-75 2.6219 18-Jul-75 2.6399 21-Jul-75 2.6441 22-Jul-75 2.6497 23-Jul-75 2.6774 24-Jul-75 2.6717 25-Jul-75 2.6610 28-Jul-75 2.6838 29-Jul-75 2.6925 30-Jul-75 2.7027 31-Jul-75 2.6969 1-Aug-75 2.6983 4-Aug-75 2.6860 5-Aug-75 2.6660 6-Aug-75 2.6788 7-Aug-75 2.6947 8-Aug-75 2.6882 11-Aug-75 2.6882 12-Aug-75 2.6896 13-Aug-75 2.6824 14-Aug-75 2.6582 15-Aug-75 2.6688 18-Aug-75 2.6638 19-Aug-75 2.6610 20-Aug-75 2.6731 21-Aug-75 2.6717 22-Aug-75 2.6774 25-Aug-75 2.6846 26-Aug-75 2.6795 27-Aug-75 2.6767 28-Aug-75 2.6817 29-Aug-75 2.6846 1-Sep-75 ND 2-Sep-75 2.6838 3-Sep-75 2.6738 4-Sep-75 2.6824 5-Sep-75 2.6838 8-Sep-75 2.6831 9-Sep-75 2.6831 10-Sep-75 2.6874 11-Sep-75 2.6925 12-Sep-75 2.6983 15-Sep-75 2.6983 16-Sep-75 2.7137 17-Sep-75 2.7233 18-Sep-75 2.7233 19-Sep-75 2.7211 22-Sep-75 2.7322 23-Sep-75 2.7300 24-Sep-75 2.7270 25-Sep-75 2.7263 26-Sep-75 2.7457 29-Sep-75 2.7533 30-Sep-75 2.7450 1-Oct-75 2.7122 2-Oct-75 2.7042 3-Oct-75 2.7233 6-Oct-75 2.7093 7-Oct-75 2.6969 8-Oct-75 2.6998 9-Oct-75 2.6903 10-Oct-75 2.6596 13-Oct-75 ND 14-Oct-75 2.6824 15-Oct-75 2.6617 16-Oct-75 2.6455 17-Oct-75 2.6511 20-Oct-75 2.6462 21-Oct-75 2.6378 22-Oct-75 2.6274 23-Oct-75 2.6344 24-Oct-75 2.6323 27-Oct-75 2.6364 28-Oct-75 2.6455 29-Oct-75 2.6385 30-Oct-75 2.6288 31-Oct-75 2.6247 3-Nov-75 2.6233 4-Nov-75 ND 5-Nov-75 2.6434 6-Nov-75 2.6323 7-Nov-75 2.6344 10-Nov-75 2.6357 11-Nov-75 ND 12-Nov-75 2.6378 13-Nov-75 2.6483 14-Nov-75 2.6617 17-Nov-75 2.6788 18-Nov-75 2.6667 19-Nov-75 2.6603 20-Nov-75 2.6504 21-Nov-75 2.6660 24-Nov-75 2.6652 25-Nov-75 2.6624 26-Nov-75 2.6709 27-Nov-75 ND 28-Nov-75 2.6767 1-Dec-75 2.6667 2-Dec-75 2.6603 3-Dec-75 2.6532 4-Dec-75 2.6427 5-Dec-75 2.6392 8-Dec-75 2.6212 9-Dec-75 2.6344 10-Dec-75 2.6337 11-Dec-75 2.6378 12-Dec-75 2.6392 15-Dec-75 2.6392 16-Dec-75 2.6344 17-Dec-75 2.6281 18-Dec-75 2.6254 19-Dec-75 2.6261 22-Dec-75 2.6240 23-Dec-75 2.6192 24-Dec-75 2.6254 25-Dec-75 ND 26-Dec-75 2.6254 29-Dec-75 2.6226 30-Dec-75 2.6226 31-Dec-75 2.6212 1-Jan-76 ND 2-Jan-76 2.6178 5-Jan-76 2.5907 6-Jan-76 2.5940 7-Jan-76 2.5988 8-Jan-76 2.6008 9-Jan-76 2.6069 12-Jan-76 2.6055 13-Jan-76 2.6069 14-Jan-76 2.6008 15-Jan-76 2.6015 16-Jan-76 2.6008 19-Jan-76 2.6021 20-Jan-76 2.6042 21-Jan-76 2.6103 22-Jan-76 2.6042 23-Jan-76 2.6048 26-Jan-76 2.6028 27-Jan-76 2.6028 28-Jan-76 2.6028 29-Jan-76 2.6021 30-Jan-76 2.6021 2-Feb-76 2.5681 3-Feb-76 2.5900 4-Feb-76 2.5920 5-Feb-76 2.5927 6-Feb-76 2.5947 9-Feb-76 2.5760 10-Feb-76 2.5747 11-Feb-76 2.5530 12-Feb-76 ND 13-Feb-76 2.5510 16-Feb-76 ND 17-Feb-76 2.5720 18-Feb-76 2.5641 19-Feb-76 2.5569 20-Feb-76 2.5641 23-Feb-76 2.5595 24-Feb-76 2.5562 25-Feb-76 2.5615 26-Feb-76 2.5641 27-Feb-76 2.5687 1-Mar-76 2.5907 2-Mar-76 2.5867 3-Mar-76 2.5813 4-Mar-76 2.5920 5-Mar-76 2.5893 8-Mar-76 2.5773 9-Mar-76 2.5793 10-Mar-76 2.5760 11-Mar-76 2.5893 12-Mar-76 2.5867 15-Mar-76 2.5813 16-Mar-76 2.5813 17-Mar-76 2.5419 18-Mar-76 2.5329 19-Mar-76 2.5355 22-Mar-76 2.5407 23-Mar-76 2.5648 24-Mar-76 2.5569 25-Mar-76 2.5478 26-Mar-76 2.5497 29-Mar-76 2.5510 30-Mar-76 2.5381 31-Mar-76 2.5387 1-Apr-76 2.5265 2-Apr-76 2.5413 5-Apr-76 2.5400 6-Apr-76 2.5361 7-Apr-76 2.5445 8-Apr-76 2.5284 9-Apr-76 2.5361 12-Apr-76 2.5387 13-Apr-76 2.5316 14-Apr-76 2.5214 15-Apr-76 2.5259 16-Apr-76 2.5355 19-Apr-76 2.5272 20-Apr-76 2.5233 21-Apr-76 2.5316 22-Apr-76 2.5284 23-Apr-76 2.5284 26-Apr-76 2.5259 27-Apr-76 2.5291 28-Apr-76 2.5227 29-Apr-76 2.5138 30-Apr-76 2.5157 3-May-76 2.5025 4-May-76 2.4987 5-May-76 2.4913 6-May-76 2.4679 7-May-76 2.4777 10-May-76 2.4832 11-May-76 2.4808 12-May-76 2.4963 13-May-76 2.4931 14-May-76 2.5006 17-May-76 2.5221 18-May-76 2.5189 19-May-76 2.4969 20-May-76 2.4826 21-May-76 2.4944 24-May-76 2.4722 25-May-76 2.4740 26-May-76 2.4673 27-May-76 2.4655 28-May-76 2.4606 31-May-76 ND 1-Jun-76 2.4260 2-Jun-76 2.3941 3-Jun-76 2.4056 4-Jun-76 2.4564 7-Jun-76 2.4600 8-Jun-76 2.5019 9-Jun-76 2.5038 10-Jun-76 2.4882 11-Jun-76 2.4857 14-Jun-76 2.4919 15-Jun-76 2.4771 16-Jun-76 2.4673 17-Jun-76 2.4869 18-Jun-76 2.4876 21-Jun-76 2.4882 22-Jun-76 2.4888 23-Jun-76 2.4882 24-Jun-76 2.4704 25-Jun-76 2.4728 28-Jun-76 2.4661 29-Jun-76 2.4740 30-Jun-76 2.4685 1-Jul-76 2.4697 2-Jul-76 2.4691 5-Jul-76 ND 6-Jul-76 2.4722 7-Jul-76 2.4777 8-Jul-76 2.4795 9-Jul-76 2.4777 12-Jul-76 2.4832 13-Jul-76 2.4814 14-Jul-76 2.4752 15-Jul-76 2.4802 16-Jul-76 2.4820 19-Jul-76 2.4826 20-Jul-76 2.4876 21-Jul-76 2.4919 22-Jul-76 2.5094 23-Jul-76 2.5126 26-Jul-76 2.5082 27-Jul-76 2.5050 28-Jul-76 2.4722 29-Jul-76 2.4857 30-Jul-76 2.4820 2-Aug-76 2.4759 3-Aug-76 2.4845 4-Aug-76 2.4771 5-Aug-76 2.4789 6-Aug-76 2.4820 9-Aug-76 2.4944 10-Aug-76 2.5050 11-Aug-76 2.4913 12-Aug-76 2.4969 13-Aug-76 2.4888 16-Aug-76 2.4869 17-Aug-76 2.4710 18-Aug-76 2.4704 19-Aug-76 2.4746 20-Aug-76 2.4759 23-Aug-76 2.4746 24-Aug-76 2.4740 25-Aug-76 2.4783 26-Aug-76 2.4746 27-Aug-76 2.4777 30-Aug-76 2.4777 31-Aug-76 2.4783 1-Sep-76 2.4716 2-Sep-76 2.4802 3-Sep-76 2.4832 6-Sep-76 ND 7-Sep-76 2.4820 8-Sep-76 2.4832 9-Sep-76 2.4777 10-Sep-76 2.4802 13-Sep-76 2.4795 14-Sep-76 2.4789 15-Sep-76 2.4697 16-Sep-76 2.4752 17-Sep-76 2.4740 20-Sep-76 2.4771 21-Sep-76 2.4740 22-Sep-76 2.4716 23-Sep-76 2.4740 24-Sep-76 2.4716 27-Sep-76 2.4673 28-Sep-76 2.4661 29-Sep-76 2.4582 30-Sep-76 2.4450 1-Oct-76 2.4516 4-Oct-76 2.4606 5-Oct-76 2.4564 6-Oct-76 2.4474 7-Oct-76 2.4498 8-Oct-76 2.4510 11-Oct-76 ND 12-Oct-76 2.4498 13-Oct-76 2.4426 14-Oct-76 2.4450 15-Oct-76 2.4534 18-Oct-76 2.4576 19-Oct-76 2.4480 20-Oct-76 2.4420 21-Oct-76 2.4486 22-Oct-76 2.4480 25-Oct-76 2.4372 26-Oct-76 2.4420 27-Oct-76 2.4361 28-Oct-76 2.4290 29-Oct-76 2.4331 1-Nov-76 2.4396 2-Nov-76 ND 3-Nov-76 2.4372 4-Nov-76 2.4438 5-Nov-76 2.4438 8-Nov-76 2.4402 9-Nov-76 2.4426 10-Nov-76 2.4390 11-Nov-76 ND 12-Nov-76 2.4420 15-Nov-76 2.4426 16-Nov-76 2.4432 17-Nov-76 2.4480 18-Nov-76 2.4450 19-Nov-76 2.4468 22-Nov-76 2.4278 23-Nov-76 2.4343 24-Nov-76 2.4462 25-Nov-76 ND 26-Nov-76 2.4402 29-Nov-76 2.4420 30-Nov-76 2.4450 1-Dec-76 2.4528 2-Dec-76 2.4546 3-Dec-76 2.4540 6-Dec-76 2.4456 7-Dec-76 2.4558 8-Dec-76 2.4540 9-Dec-76 2.4510 10-Dec-76 2.4528 13-Dec-76 2.4528 14-Dec-76 2.4540 15-Dec-76 2.4540 16-Dec-76 2.4498 17-Dec-76 2.4510 20-Dec-76 2.4462 21-Dec-76 2.4361 22-Dec-76 2.4444 23-Dec-76 2.4486 24-Dec-76 2.4474 27-Dec-76 2.4474 28-Dec-76 2.4510 29-Dec-76 2.4462 30-Dec-76 2.4438 31-Dec-76 2.4474 3-Jan-77 2.4420 4-Jan-77 2.4456 5-Jan-77 2.4516 6-Jan-77 2.4558 7-Jan-77 2.4637 10-Jan-77 2.4826 11-Jan-77 2.4795 12-Jan-77 2.4752 13-Jan-77 2.4863 14-Jan-77 2.4925 17-Jan-77 2.4925 18-Jan-77 2.5075 19-Jan-77 2.5075 20-Jan-77 2.5044 21-Jan-77 2.5050 24-Jan-77 2.5208 25-Jan-77 2.5253 26-Jan-77 2.5246 27-Jan-77 2.5432 28-Jan-77 2.5284 31-Jan-77 2.5063 1-Feb-77 2.5151 2-Feb-77 2.5145 3-Feb-77 2.5170 4-Feb-77 2.5195 7-Feb-77 2.5119 8-Feb-77 2.5183 9-Feb-77 2.5145 10-Feb-77 2.5170 11-Feb-77 2.5157 14-Feb-77 2.5038 15-Feb-77 2.5151 16-Feb-77 2.5151 17-Feb-77 2.5126 18-Feb-77 2.5100 21-Feb-77 ND 22-Feb-77 2.5233 23-Feb-77 2.5297 24-Feb-77 2.5458 25-Feb-77 2.5432 28-Feb-77 2.5549 1-Mar-77 2.5530 2-Mar-77 2.5536 3-Mar-77 2.5523 4-Mar-77 2.5471 7-Mar-77 2.5510 8-Mar-77 2.5569 9-Mar-77 2.5621 10-Mar-77 2.5582 11-Mar-77 2.5582 14-Mar-77 2.5556 15-Mar-77 2.5582 16-Mar-77 2.5575 17-Mar-77 2.5517 18-Mar-77 2.5484 21-Mar-77 2.5471 22-Mar-77 2.5342 23-Mar-77 2.5407 24-Mar-77 2.5530 25-Mar-77 2.5465 28-Mar-77 2.5426 29-Mar-77 2.5452 30-Mar-77 2.5439 31-Mar-77 2.5439 1-Apr-77 2.5445 4-Apr-77 2.5407 5-Apr-77 2.5419 6-Apr-77 2.5381 7-Apr-77 2.5342 8-Apr-77 2.5342 11-Apr-77 2.5349 12-Apr-77 2.5221 13-Apr-77 2.5170 14-Apr-77 2.5233 15-Apr-77 2.5132 18-Apr-77 2.5119 19-Apr-77 2.5189 20-Apr-77 2.5253 21-Apr-77 2.5221 22-Apr-77 2.5221 25-Apr-77 2.5208 26-Apr-77 2.5329 27-Apr-77 2.5227 28-Apr-77 2.5176 29-Apr-77 2.5170 2-May-77 2.5202 3-May-77 2.5272 4-May-77 2.5183 5-May-77 2.5195 6-May-77 2.5208 9-May-77 2.5259 10-May-77 2.5233 11-May-77 2.5278 12-May-77 2.5233 13-May-77 2.5265 16-May-77 2.5265 17-May-77 2.5208 18-May-77 2.5202 19-May-77 2.5195 20-May-77 2.5195 23-May-77 2.5189 24-May-77 2.5167 25-May-77 2.5138 26-May-77 2.5044 27-May-77 2.5075 30-May-77 ND 31-May-77 2.5047 1-Jun-77 2.5000 2-Jun-77 2.4931 3-Jun-77 2.4882 6-Jun-77 2.4851 7-Jun-77 2.4944 8-Jun-77 2.4928 9-Jun-77 2.4900 10-Jun-77 2.4922 13-Jun-77 2.4919 14-Jun-77 2.4913 15-Jun-77 2.4907 16-Jun-77 2.4883 17-Jun-77 2.4891 20-Jun-77 2.4963 21-Jun-77 2.5019 22-Jun-77 2.4959 23-Jun-77 2.4931 24-Jun-77 2.4935 27-Jun-77 2.4863 28-Jun-77 2.4839 29-Jun-77 2.4634 30-Jun-77 2.4667 1-Jul-77 2.4612 4-Jul-77 ND 5-Jul-77 2.4346 6-Jul-77 2.4349 7-Jul-77 2.4257 8-Jul-77 2.4237 11-Jul-77 2.4091 12-Jul-77 2.4190 13-Jul-77 2.4114 14-Jul-77 ND 15-Jul-77 2.4140 18-Jul-77 2.4018 19-Jul-77 2.4010 20-Jul-77 2.3987 21-Jul-77 2.4041 22-Jul-77 2.3964 25-Jul-77 2.3841 26-Jul-77 2.3832 27-Jul-77 2.3872 28-Jul-77 2.4004 29-Jul-77 2.4096 1-Aug-77 2.4099 2-Aug-77 2.4010 3-Aug-77 2.4030 4-Aug-77 2.4091 5-Aug-77 2.3987 8-Aug-77 2.4120 9-Aug-77 2.4076 10-Aug-77 2.4175 11-Aug-77 2.4143 12-Aug-77 2.4225 15-Aug-77 2.4254 16-Aug-77 2.4438 17-Aug-77 2.4352 18-Aug-77 2.4278 19-Aug-77 2.4195 22-Aug-77 2.4131 23-Aug-77 2.4015 24-Aug-77 2.3776 25-Aug-77 2.3921 26-Aug-77 2.3745 29-Aug-77 2.4004 30-Aug-77 2.3923 31-Aug-77 2.3946 1-Sep-77 2.3941 2-Sep-77 2.3943 5-Sep-77 ND 6-Sep-77 2.3946 7-Sep-77 2.3827 8-Sep-77 2.3815 9-Sep-77 2.3869 12-Sep-77 2.3889 13-Sep-77 2.3889 14-Sep-77 2.3906 15-Sep-77 2.3861 16-Sep-77 2.3835 19-Sep-77 2.3804 20-Sep-77 2.3677 21-Sep-77 2.3666 22-Sep-77 2.3613 23-Sep-77 2.3590 26-Sep-77 2.3513 27-Sep-77 2.3657 28-Sep-77 2.3518 29-Sep-77 2.3419 30-Sep-77 2.3474 3-Oct-77 2.3364 4-Oct-77 2.3359 5-Oct-77 2.3355 6-Oct-77 2.3213 7-Oct-77 2.3132 10-Oct-77 ND 11-Oct-77 2.3127 12-Oct-77 2.3052 13-Oct-77 2.2962 14-Oct-77 2.2800 17-Oct-77 2.2671 18-Oct-77 2.2591 19-Oct-77 2.2578 20-Oct-77 2.2607 21-Oct-77 2.2568 24-Oct-77 2.2321 25-Oct-77 2.2386 26-Oct-77 2.2366 27-Oct-77 2.2427 28-Oct-77 2.2394 31-Oct-77 2.2329 1-Nov-77 2.2148 2-Nov-77 2.2242 3-Nov-77 2.2146 4-Nov-77 2.2217 7-Nov-77 2.2242 8-Nov-77 ND 9-Nov-77 2.2232 10-Nov-77 2.2114 11-Nov-77 ND 14-Nov-77 2.2043 15-Nov-77 2.2060 16-Nov-77 2.1968 17-Nov-77 2.2095 18-Nov-77 2.2012 21-Nov-77 2.1988 22-Nov-77 2.1935 23-Nov-77 2.1894 24-Nov-77 ND 25-Nov-77 2.1598 28-Nov-77 2.1455 29-Nov-77 2.1568 30-Nov-77 2.1612 1-Dec-77 2.1441 2-Dec-77 2.1386 5-Dec-77 2.1249 6-Dec-77 2.1263 7-Dec-77 2.1213 8-Dec-77 2.1272 9-Dec-77 2.1390 12-Dec-77 2.1236 13-Dec-77 2.1061 14-Dec-77 2.0781 15-Dec-77 2.0695 16-Dec-77 2.0597 19-Dec-77 2.0251 20-Dec-77 2.0292 21-Dec-77 2.0149 22-Dec-77 2.0450 23-Dec-77 2.0513 26-Dec-77 ND 27-Dec-77 2.0576 28-Dec-77 2.0342 29-Dec-77 2.0121 30-Dec-77 1.9932 2-Jan-78 ND 3-Jan-78 1.9260 4-Jan-78 1.9275 5-Jan-78 2.0429 6-Jan-78 2.0000 9-Jan-78 2.0202 10-Jan-78 2.0109 11-Jan-78 1.9790 12-Jan-78 1.9920 13-Jan-78 1.9782 16-Jan-78 1.9685 17-Jan-78 1.9940 18-Jan-78 2.0141 19-Jan-78 2.0025 20-Jan-78 2.0040 23-Jan-78 1.9841 24-Jan-78 1.9708 25-Jan-78 1.9581 26-Jan-78 1.9771 27-Jan-78 1.9881 30-Jan-78 1.9869 31-Jan-78 1.9881 1-Feb-78 1.9861 2-Feb-78 1.9786 3-Feb-78 1.9677 6-Feb-78 1.9639 7-Feb-78 1.9600 8-Feb-78 1.9650 9-Feb-78 1.9583 10-Feb-78 1.9482 13-Feb-78 ND 14-Feb-78 1.9201 15-Feb-78 1.9201 16-Feb-78 1.8997 17-Feb-78 1.8832 20-Feb-78 ND 21-Feb-78 1.8382 22-Feb-78 1.8265 23-Feb-78 1.7960 24-Feb-78 1.8519 27-Feb-78 1.8868 28-Feb-78 1.8205 1-Mar-78 1.8365 2-Mar-78 1.8365 3-Mar-78 1.8587 6-Mar-78 1.8779 7-Mar-78 1.8790 8-Mar-78 1.8918 9-Mar-78 1.9701 10-Mar-78 1.9569 13-Mar-78 1.9486 14-Mar-78 1.9436 15-Mar-78 1.9357 16-Mar-78 1.8797 17-Mar-78 1.9001 20-Mar-78 1.9205 21-Mar-78 1.9354 22-Mar-78 1.9153 23-Mar-78 1.9102 24-Mar-78 1.9011 27-Mar-78 1.8847 28-Mar-78 1.8904 29-Mar-78 1.8825 30-Mar-78 1.8797 31-Mar-78 1.8315 3-Apr-78 1.8501 4-Apr-78 1.8815 5-Apr-78 1.8709 6-Apr-78 1.8653 7-Apr-78 1.8692 10-Apr-78 1.8560 11-Apr-78 1.8587 12-Apr-78 1.8657 13-Apr-78 1.8779 14-Apr-78 1.8868 17-Apr-78 1.9011 18-Apr-78 1.9109 19-Apr-78 1.9298 20-Apr-78 1.9794 21-Apr-78 1.9505 24-Apr-78 1.9569 25-Apr-78 1.9581 26-Apr-78 1.9627 27-Apr-78 1.9286 28-Apr-78 1.9444 1-May-78 1.9455 2-May-78 1.9662 3-May-78 1.9627 4-May-78 1.9459 5-May-78 1.9501 8-May-78 1.9755 9-May-78 1.9751 10-May-78 1.9646 11-May-78 1.9745 12-May-78 1.9912 15-May-78 1.9910 16-May-78 1.9960 17-May-78 1.9910 18-May-78 1.9716 19-May-78 1.9802 22-May-78 1.9751 23-May-78 1.9736 24-May-78 1.9697 25-May-78 1.9569 26-May-78 1.9489 29-May-78 1.9384 30-May-78 ND 31-May-78 1.8904 1-Jun-78 1.8921 2-Jun-78 1.8839 5-Jun-78 1.9380 6-Jun-78 1.9131 7-Jun-78 1.9095 8-Jun-78 1.8965 9-Jun-78 1.8947 12-Jun-78 1.8893 13-Jun-78 1.8965 14-Jun-78 1.8886 15-Jun-78 1.9044 16-Jun-78 1.8930 19-Jun-78 1.8925 20-Jun-78 1.8751 21-Jun-78 1.8643 22-Jun-78 1.8822 23-Jun-78 1.8646 26-Jun-78 1.8646 27-Jun-78 1.8685 28-Jun-78 1.8598 29-Jun-78 1.8560 30-Jun-78 1.8512 3-Jul-78 1.8305 4-Jul-78 ND 5-Jul-78 1.8172 6-Jul-78 1.8345 7-Jul-78 1.8205 10-Jul-78 1.8085 11-Jul-78 1.8141 12-Jul-78 1.8202 13-Jul-78 1.8149 14-Jul-78 1.8152 17-Jul-78 1.8355 18-Jul-78 1.8292 19-Jul-78 1.8141 20-Jul-78 1.8034 21-Jul-78 1.7931 24-Jul-78 1.7790 25-Jul-78 1.7778 26-Jul-78 1.7854 27-Jul-78 1.7921 28-Jul-78 1.7590 31-Jul-78 1.7361 1-Aug-78 1.7331 2-Aug-78 1.7123 3-Aug-78 1.7079 4-Aug-78 1.7271 7-Aug-78 1.7071 8-Aug-78 1.6920 9-Aug-78 1.6861 10-Aug-78 1.6798 11-Aug-78 1.6480 14-Aug-78 1.5873 15-Aug-78 1.6077 16-Aug-78 1.5936 17-Aug-78 1.6529 18-Aug-78 1.6447 21-Aug-78 1.6681 22-Aug-78 1.6653 23-Aug-78 1.6681 24-Aug-78 1.6585 25-Aug-78 1.6811 28-Aug-78 1.6915 29-Aug-78 1.6447 30-Aug-78 1.6474 31-Aug-78 1.6407 1-Sep-78 1.6050 4-Sep-78 ND 5-Sep-78 1.6170 6-Sep-78 1.6160 7-Sep-78 1.6175 8-Sep-78 1.6330 11-Sep-78 1.6215 12-Sep-78 1.6195 13-Sep-78 1.5960 14-Sep-78 1.5970 15-Sep-78 1.5940 18-Sep-78 1.5800 19-Sep-78 1.5710 20-Sep-78 1.5390 21-Sep-78 1.5160 22-Sep-78 1.5230 25-Sep-78 1.4920 26-Sep-78 1.4900 27-Sep-78 1.4970 28-Sep-78 1.5200 29-Sep-78 1.5500 2-Oct-78 1.5920 3-Oct-78 1.5740 4-Oct-78 1.5910 5-Oct-78 1.5890 6-Oct-78 1.5910 9-Oct-78 ND 10-Oct-78 1.5720 11-Oct-78 1.5445 12-Oct-78 1.5440 13-Oct-78 1.5265 16-Oct-78 1.5200 17-Oct-78 1.5125 18-Oct-78 1.5095 19-Oct-78 1.5300 20-Oct-78 1.5150 23-Oct-78 1.5245 24-Oct-78 1.5300 25-Oct-78 1.5160 26-Oct-78 1.5090 27-Oct-78 1.5040 30-Oct-78 1.4710 31-Oct-78 1.5000 1-Nov-78 1.5900 2-Nov-78 1.6025 3-Nov-78 1.6210 6-Nov-78 1.6500 7-Nov-78 ND 8-Nov-78 1.6160 9-Nov-78 1.6275 10-Nov-78 1.6230 13-Nov-78 1.6280 14-Nov-78 1.6320 15-Nov-78 1.6415 16-Nov-78 1.6890 17-Nov-78 1.7240 20-Nov-78 1.7410 21-Nov-78 1.7230 22-Nov-78 1.7240 23-Nov-78 ND 24-Nov-78 1.7375 27-Nov-78 1.7360 28-Nov-78 1.7360 29-Nov-78 1.7220 30-Nov-78 1.7350 1-Dec-78 1.7355 4-Dec-78 1.7115 5-Dec-78 1.7085 6-Dec-78 1.7080 7-Dec-78 1.7065 8-Dec-78 1.7020 11-Dec-78 1.6930 12-Dec-78 1.6970 13-Dec-78 1.7055 14-Dec-78 1.6890 15-Dec-78 1.6850 18-Dec-78 1.6585 19-Dec-78 1.6430 20-Dec-78 1.6440 21-Dec-78 1.6540 22-Dec-78 1.6600 25-Dec-78 ND 26-Dec-78 1.6475 27-Dec-78 1.6195 28-Dec-78 1.6250 29-Dec-78 1.6200 1-Jan-79 ND 2-Jan-79 1.6230 3-Jan-79 1.6450 4-Jan-79 1.6490 5-Jan-79 1.6470 8-Jan-79 1.6440 9-Jan-79 1.6655 10-Jan-79 1.6615 11-Jan-79 1.6770 12-Jan-79 1.6860 15-Jan-79 1.7010 16-Jan-79 1.6820 17-Jan-79 1.6690 18-Jan-79 1.6650 19-Jan-79 1.6735 22-Jan-79 1.6740 23-Jan-79 1.6800 24-Jan-79 1.6750 25-Jan-79 1.6890 26-Jan-79 1.6875 29-Jan-79 1.6860 30-Jan-79 1.6900 31-Jan-79 1.7000 1-Feb-79 1.7100 2-Feb-79 1.7090 5-Feb-79 1.6910 6-Feb-79 1.6855 7-Feb-79 1.6595 8-Feb-79 1.6580 9-Feb-79 1.6630 12-Feb-79 ND 13-Feb-79 1.6685 14-Feb-79 1.6762 15-Feb-79 1.6670 16-Feb-79 1.6745 19-Feb-79 ND 20-Feb-79 1.6725 21-Feb-79 1.6745 22-Feb-79 1.6720 23-Feb-79 1.6675 26-Feb-79 1.6632 27-Feb-79 1.6678 28-Feb-79 1.6740 1-Mar-79 1.6760 2-Mar-79 1.6770 5-Mar-79 1.6795 6-Mar-79 1.6774 7-Mar-79 1.6685 8-Mar-79 1.6690 9-Mar-79 1.6700 12-Mar-79 1.6736 13-Mar-79 1.6835 14-Mar-79 1.6790 15-Mar-79 1.6815 16-Mar-79 1.6818 19-Mar-79 1.6825 20-Mar-79 1.6850 21-Mar-79 1.6895 22-Mar-79 1.6876 23-Mar-79 1.6910 26-Mar-79 1.6818 27-Mar-79 1.6880 28-Mar-79 1.6850 29-Mar-79 1.6900 30-Mar-79 1.6950 2-Apr-79 1.7045 3-Apr-79 1.7064 4-Apr-79 1.7055 5-Apr-79 1.7095 6-Apr-79 1.7142 9-Apr-79 1.7262 10-Apr-79 1.7205 11-Apr-79 1.7153 12-Apr-79 1.7278 13-Apr-79 1.7295 16-Apr-79 1.7300 17-Apr-79 1.7260 18-Apr-79 1.7145 19-Apr-79 1.7140 20-Apr-79 1.7238 23-Apr-79 1.7210 24-Apr-79 1.7180 25-Apr-79 1.7140 26-Apr-79 1.7125 27-Apr-79 1.7160 30-Apr-79 1.7215 1-May-79 1.7177 2-May-79 1.7250 3-May-79 1.7220 4-May-79 1.7190 7-May-79 1.7135 8-May-79 1.7140 9-May-79 1.7135 10-May-79 1.7187 11-May-79 1.7213 14-May-79 1.7195 15-May-79 1.7285 16-May-79 1.7274 17-May-79 1.7335 18-May-79 1.7395 21-May-79 1.7405 22-May-79 1.7380 23-May-79 1.7360 24-May-79 1.7335 25-May-79 1.7363 28-May-79 1.7380 29-May-79 1.7410 30-May-79 ND 31-May-79 1.7250 1-Jun-79 1.7340 4-Jun-79 1.7286 5-Jun-79 1.7358 6-Jun-79 1.7363 7-Jun-79 1.7292 8-Jun-79 1.7302 11-Jun-79 1.7330 12-Jun-79 1.7325 13-Jun-79 1.7302 14-Jun-79 1.7274 15-Jun-79 1.7003 18-Jun-79 1.7100 19-Jun-79 1.6835 20-Jun-79 1.6780 21-Jun-79 1.6600 22-Jun-79 1.6540 25-Jun-79 1.6440 26-Jun-79 1.6625 27-Jun-79 1.6580 28-Jun-79 1.6565 29-Jun-79 1.6540 2-Jul-79 1.6560 3-Jul-79 1.6575 4-Jul-79 ND 5-Jul-79 1.6525 6-Jul-79 1.6635 9-Jul-79 1.6653 10-Jul-79 1.6620 11-Jul-79 1.6565 12-Jul-79 1.6560 13-Jul-79 1.6550 16-Jul-79 1.6470 17-Jul-79 1.6350 18-Jul-79 1.6305 19-Jul-79 1.6365 20-Jul-79 1.6420 23-Jul-79 1.6324 24-Jul-79 1.6335 25-Jul-79 1.6400 26-Jul-79 1.6448 27-Jul-79 1.6435 30-Jul-79 1.6580 31-Jul-79 1.6590 1-Aug-79 1.6572 2-Aug-79 1.6580 3-Aug-79 1.6598 6-Aug-79 1.6560 7-Aug-79 1.6590 8-Aug-79 1.6580 9-Aug-79 1.6515 10-Aug-79 1.6467 13-Aug-79 1.6525 14-Aug-79 1.6577 15-Aug-79 1.6570 16-Aug-79 1.6550 17-Aug-79 1.6595 20-Aug-79 1.6606 21-Aug-79