Year | Jan. | Feb. | Mar. | Apr. | May | June | July | Aug. | Sept. | Oct. | Nov. | Dec. | Q1 | Q2 | Q3 | Q4 | Annual |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
IP (percent change) |
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1979 | -.5 | .8 | .3 | -.9 | 1.2 | .0 | -.7 | -.4 | .1 | .4 | -.5 | -.2 | 2.2 | 1.1 | -2.3 | -.3 | 3.3 |
1980 | .5 | .1 | .0 | -1.9 | -2.5 | -1.3 | -.6 | 1.2 | 1.5 | .7 | 1.6 | .5 | .8 | -15.0 | -4.2 | 14.2 | -2.8 |
1981 | -.9 | .5 | .5 | -.7 | .8 | .6 | .9 | -.4 | -.8 | -.8 | -1.4 | -1.1 | 1.9 | 2.2 | 4.1 | -10.5 | 1.6 |
1982 | -1.6 | 2.2 | -.7 | -.9 | -.8 | -.3 | -.8 | -.5 | -.7 | -.8 | -.3 | -.8 | -6.4 | -5.2 | -7.3 | -7.5 | -5.4 |
1983 | 2.1 | -.2 | 1.0 | 1.3 | 1.2 | .6 | 1.8 | 1.3 | 1.7 | .8 | -.1 | .5 | 6.8 | 11.9 | 17.3 | 10.3 | 3.7 |
1984 | 2.1 | -.2 | 1.1 | .5 | .6 | .5 | .2 | .0 | -.1 | -.5 | .1 | -.4 | 11.1 | 7.2 | 2.6 | -2.6 | 8.9 |
1985 | .4 | .9 | .3 | .2 | .2 | -.2 | -.4 | .6 | .6 | -.9 | .6 | .7 | 3.0 | 2.8 | .3 | 1.4 | 1.6 |
1986 | .6 | -.7 | -1.0 | .8 | -.2 | -.3 | .3 | .3 | -.1 | .9 | .5 | .9 | 2.0 | -1.7 | .7 | 6.5 | 1.1 |
1987 | -.6 | 1.2 | .4 | .4 | .4 | .9 | .6 | .1 | -.1 | 1.4 | .3 | .6 | 4.2 | 6.7 | 5.6 | 7.1 | 4.6 |
1988 | .1 | .3 | .0 | .6 | .1 | .1 | .7 | .5 | -.4 | .3 | .8 | .5 | 3.2 | 3.1 | 3.9 | 3.6 | 4.5 |
1989 | .6 | -.8 | .9 | .2 | -.6 | -.2 | -1.0 | .4 | -.2 | -.5 | .4 | .5 | 3.8 | .5 | -4.4 | -.1 | 1.8 |
1990 | -.5 | .5 | .5 | -.6 | .4 | .0 | .0 | .2 | .1 | -.6 | -1.3 | -.6 | 2.0 | .6 | 1.0 | -5.8 | -.2 |
1991 | -.5 | -.8 | -.9 | .3 | .8 | 1.2 | .1 | .1 | 1.0 | -.1 | -.1 | -.6 | -8.3 | 1.5 | 6.2 | 1.1 | -2.0 |
1992 | .1 | .5 | .9 | .7 | .3 | -.2 | .7 | -.3 | .4 | .7 | .5 | .0 | 1.0 | 6.5 | 2.4 | 5.0 | 3.1 |
1993 | .4 | .5 | .2 | .3 | -.5 | .3 | .2 | -.2 | 1.1 | .3 | .4 | .8 | 3.8 | 1.5 | 1.9 | 6.2 | 3.5 |
1994 | .2 | .3 | .8 | .5 | .8 | .4 | .6 | .3 | .1 | .5 | .7 | 1.0 | 5.5 | 7.7 | 5.8 | 6.3 | 5.4 |
1995 | .6 | -.1 | .2 | -.2 | .4 | .4 | -.4 | 1.3 | .6 | -.4 | .3 | .1 | 6.0 | 1.1 | 4.4 | 2.9 | 4.8 |
1996 | -.2 | 1.1 | -.1 | 1.1 | .8 | .8 | .0 | .6 | .5 | .0 | 1.0 | .4 | 2.8 | 9.2 | 5.4 | 5.3 | 4.6 |
1997 | .5 | 1.0 | .2 | .6 | .3 | .6 | .7 | .9 | .6 | .6 | .6 | .3 | 7.6 | 6.1 | 7.9 | 7.3 | 6.8 |
1998 | .4 | .0 | .3 | .5 | .4 | -.7 | -.1 | 2.1 | -.3 | .5 | -.4 | .1 | 3.6 | 3.0 | 3.4 | 2.9 | 4.9 |
1999 | .6 | .3 | .7 | .1 | .7 | .2 | .8 | .4 | .1 | .8 | .3 | .7 | 3.9 | 4.9 | 5.8 | 5.7 | 4.2 |
2000 | .5 | .5 | .7 | .7 | .7 | .5 | -.2 | .7 | .2 | -.2 | -.3 | -.6 | 6.7 | 7.9 | 3.5 | -.9 | 5.6 |
2001 | -.9 | -.4 | -.3 | -.3 | -.3 | -1.0 | -.1 | -.4 | -1.0 | -1.1 | -6.8 | -4.4 | -5.4 | ||||
IP (1992=100) |
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1999 | 135.9 | 136.3 | 137.3 | 137.4 | 138.4 | 138.6 | 139.7 | 140.3 | 140.4 | 141.5 | 141.9 | 142.8 | 136.5 | 138.1 | 140.1 | 142.1 | 139.6 |
2000 | 143.6 | 144.3 | 145.2 | 146.3 | 147.2 | 147.9 | 147.6 | 148.6 | 149.0 | 148.7 | 148.2 | 147.3 | 144.4 | 147.1 | 148.4 | 148.1 | 147.5 |
2001 | 146.0 | 145.4 | 145.0 | 144.6 | 144.2 | 142.8 | 142.7 | 142.2 | 140.8 | 139.3 | 145.5 | 143.9 | 141.9 | ||||
Capacity (percent of 1992 output) |
|||||||||||||||||
1999 | 167.9 | 168.6 | 169.2 | 169.9 | 170.5 | 171.1 | 171.7 | 172.3 | 172.9 | 173.5 | 174.1 | 174.8 | 168.6 | 170.5 | 172.3 | 174.1 | 171.4 |
2000 | 175.4 | 176.1 | 176.7 | 177.4 | 178.1 | 178.7 | 179.4 | 180.1 | 180.7 | 181.4 | 182.1 | 182.8 | 176.1 | 178.1 | 180.1 | 182.1 | 179.1 |
2001 | 183.3 | 183.7 | 184.2 | 184.5 | 184.9 | 185.2 | 185.4 | 185.7 | 185.9 | 186.2 | 183.7 | 184.9 | 185.7 | ||||
Utilization (percent) |
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1979 | 86.7 | 87.1 | 87.1 | 86.1 | 86.9 | 86.7 | 85.9 | 85.4 | 85.3 | 85.5 | 84.9 | 84.5 | 87.0 | 86.6 | 85.5 | 85.0 | 86.0 |
1980 | 84.7 | 84.6 | 84.4 | 82.6 | 80.4 | 79.2 | 78.5 | 79.3 | 80.3 | 80.7 | 81.8 | 82.1 | 84.6 | 80.7 | 79.4 | 81.5 | 81.5 |
1981 | 81.2 | 81.4 | 81.6 | 80.9 | 81.4 | 81.8 | 82.3 | 81.8 | 80.9 | 80.1 | 78.8 | 77.7 | 81.4 | 81.4 | 81.7 | 78.9 | 80.8 |
1982 | 76.3 | 77.8 | 77.1 | 76.2 | 75.4 | 75.0 | 74.2 | 73.7 | 73.0 | 72.2 | 71.9 | 71.1 | 77.1 | 75.6 | 73.6 | 71.7 | 74.5 |
1983 | 72.5 | 72.3 | 72.9 | 73.7 | 74.5 | 74.8 | 76.1 | 77.0 | 78.2 | 78.7 | 78.6 | 78.9 | 72.6 | 74.4 | 77.1 | 78.7 | 75.7 |
1984 | 80.4 | 80.1 | 80.8 | 81.0 | 81.3 | 81.5 | 81.5 | 81.3 | 81.0 | 80.5 | 80.4 | 79.8 | 80.4 | 81.3 | 81.3 | 80.2 | 80.8 |
1985 | 79.9 | 80.4 | 80.4 | 80.3 | 80.3 | 79.9 | 79.4 | 79.6 | 79.9 | 79.0 | 79.2 | 79.5 | 80.2 | 80.2 | 79.6 | 79.2 | 79.8 |
1986 | 79.8 | 79.2 | 78.2 | 78.7 | 78.4 | 78.1 | 78.2 | 78.3 | 78.2 | 78.8 | 79.1 | 79.7 | 79.1 | 78.4 | 78.2 | 79.2 | 78.7 |
1987 | 79.1 | 80.0 | 80.2 | 80.5 | 80.7 | 81.4 | 81.8 | 81.8 | 81.6 | 82.6 | 82.8 | 83.2 | 79.8 | 80.8 | 81.7 | 82.9 | 81.3 |
1988 | 83.2 | 83.4 | 83.3 | 83.7 | 83.7 | 83.6 | 84.1 | 84.5 | 84.1 | 84.2 | 84.8 | 85.1 | 83.3 | 83.7 | 84.2 | 84.7 | 84.0 |
1989 | 85.4 | 84.6 | 85.3 | 85.3 | 84.7 | 84.4 | 83.4 | 83.6 | 83.3 | 82.8 | 83.0 | 83.2 | 85.1 | 84.8 | 83.4 | 83.0 | 84.1 |
1990 | 82.7 | 83.0 | 83.3 | 82.7 | 82.9 | 82.7 | 82.6 | 82.6 | 82.6 | 82.0 | 80.8 | 80.2 | 83.0 | 82.8 | 82.6 | 81.0 | 82.3 |
1991 | 79.6 | 78.9 | 78.1 | 78.2 | 78.7 | 79.6 | 79.5 | 79.5 | 80.2 | 80.0 | 79.8 | 79.2 | 78.9 | 78.8 | 79.7 | 79.6 | 79.3 |
1992 | 79.1 | 79.4 | 79.9 | 80.4 | 80.4 | 80.1 | 80.5 | 80.2 | 80.3 | 80.8 | 81.0 | 80.9 | 79.5 | 80.3 | 80.3 | 80.9 | 80.2 |
1993 | 81.0 | 81.3 | 81.3 | 81.4 | 80.9 | 80.9 | 81.0 | 80.7 | 81.4 | 81.5 | 81.6 | 82.1 | 81.2 | 81.1 | 81.0 | 81.7 | 81.3 |
1994 | 82.1 | 82.1 | 82.5 | 82.7 | 83.2 | 83.3 | 83.5 | 83.5 | 83.3 | 83.5 | 83.7 | 84.3 | 82.2 | 83.1 | 83.4 | 83.8 | 83.1 |
1995 | 84.4 | 84.0 | 83.8 | 83.3 | 83.3 | 83.2 | 82.5 | 83.3 | 83.4 | 82.8 | 82.7 | 82.4 | 84.1 | 83.3 | 83.1 | 82.6 | 83.3 |
1996 | 81.9 | 82.4 | 82.0 | 82.5 | 82.8 | 83.1 | 82.7 | 82.8 | 82.9 | 82.5 | 83.0 | 83.0 | 82.1 | 82.8 | 82.8 | 82.8 | 82.6 |
1997 | 83.0 | 83.5 | 83.3 | 83.4 | 83.3 | 83.3 | 83.5 | 83.8 | 83.8 | 83.9 | 83.9 | 83.7 | 83.3 | 83.3 | 83.7 | 83.8 | 83.5 |
1998 | 83.5 | 83.1 | 82.9 | 82.8 | 82.7 | 81.6 | 81.1 | 82.4 | 81.8 | 81.8 | 81.1 | 80.8 | 83.2 | 82.4 | 81.8 | 81.2 | 82.1 |
1999 | 81.0 | 80.9 | 81.1 | 80.9 | 81.2 | 81.0 | 81.3 | 81.4 | 81.2 | 81.5 | 81.5 | 81.7 | 81.0 | 81.0 | 81.3 | 81.6 | 81.2 |
2000 | 81.9 | 82.0 | 82.2 | 82.5 | 82.7 | 82.7 | 82.3 | 82.6 | 82.4 | 82.0 | 81.4 | 80.6 | 82.0 | 82.6 | 82.4 | 81.3 | 82.1 |
2001 | 79.7 | 79.2 | 78.7 | 78.4 | 78.0 | 77.1 | 77.0 | 76.6 | 75.7 | 74.8 | 79.2 | 77.8 | 76.4 |
1. Quarterly percent changes are at annual rates. Annual percentage changes are calculated from annual averages.