|
| Product | 2001 | 2002 | 2003 | 2004 | 2005 |
| Liquefied propane and butane | $809,000 | $230,000 | | | |
| Natural gas, whether or not liquefied | $430,000 | $981,000 | | | |
| Petroleum gases and other gaseous hydrocarbons, n.e.s. | $229,000 | $186,000 | | | |
| Coal gas, water gas, producer gas and similar gases, other than petroleum gases and other gaseous hydrocarbons | $22,000 | $37,000 | | | |
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