|
| Product | 2001 | 2002 | 2003 | 2004 | 2005 |
| Liquefied propane and butane | $118,451,000 | $104,994,000 | $93,388,000 | $170,488,000 | $261,664,000 |
| Natural gas, whether or not liquefied | $310,431,000 | $381,457,000 | $957,725,000 | $1,981,513,000 | $2,045,738,000 |
| Petroleum gases and other gaseous hydrocarbons, n.e.s. | $86,553,000 | $70,394,000 | $53,242,000 | $55,877,000 | $48,501,000 |
| Coal gas, water gas, producer gas and similar gases, other than petroleum gases and other gaseous hydrocarbons | | | $15,000 | | |
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