|
| year | production | consumption |
| 1980 | 33 | 107 |
| 1981 | 41 | 104 |
| 1982 | 43 | 102 |
| 1983 | 39 | 96 |
| 1984 | 38 | 95.7 |
| 1985 | 36 | 95.5 |
| 1986 | 31 | 96.63 |
| 1987 | 30 | 102.77 |
| 1988 | 24.4 | 110.8 |
| 1989 | 22 | 125.79 |
| 1990 | 19.61 | 133.89 |
| 1991 | 17 | 144.37 |
| 1992 | 15 | 150.57 |
| 1993 | 13.96 | 167.56 |
| 1994 | 12.41 | 178.87 |
| 1995 | 10.58 | 196.99 |
| 1996 | 9.18 | 217.36 |
| 1997 | 7.35 | 228.18 |
| 1998 | 8.08 | 239.24 |
| 1999 | 7.7 | 244.26 |
| 2000 | 6.76 | 235.9 |
| 2001 | 6.64 | 232.49 |
| 2002 | 6 | 233.96 |
| 2003 | 6 | 235.77 |
| 2004 | 5.59 | 244.63 |
| 2005 | 4.42 | 259.86 |
| 2006 | 2.99 | 266 |
Source: United States Energy Information Administration
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