Historical Natural Gas Wholesale Price
| 1984 | 3.97 |
| 1985 | 3.54 |
| 1986 | 2.76 |
| 1987 | 2.39 |
| 1988 | 2.60 |
| 1989 | 2.75 |
| 1990 | 2.90 |
| 1991 | 2.80 |
| 1992 | 2.72 |
| 1993 | 2.85 |
| 1994 | 2.57 |
| 1995 | 2.03 |
| 1996 | 2.59 |
| 1997 | 2.98 |
| 1998 | 2.38 |
| 1999 | 2.61 |
| 2000 | 4.32 |
| 2001 | 6.64 |
| 2002 | 3.20 |
| 2003 | 5.16 |
| 2004 | 6.04 |
| 2005 | 7.88 |
| 2006 | 6.76 |
| 2007 | 6.82 |
| 2008 | 8.11 |
| 2009 | 4.17 |
| 2010 | 4.86 |
Source: U.S. EIA, http://tonto.eia.doe.gov/dnav/ng/hist/n3050ca3a.htm
Note: Monthly prices are also available from U.S. Eia at above address.
