|
| Product | 2001 | 2002 | 2003 | 2004 | 2005 |
| Liquefied propane and butane | $410,467,000 | $418,980,000 | $511,913,000 | $504,673,000 | $707,013,000 |
| Natural gas, whether or not liquefied | $1,507,542,000 | $1,322,060,000 | $1,572,826,000 | $1,925,476,000 | $2,786,011,000 |
| Petroleum gases and other gaseous hydrocarbons, n.e.s. | $546,000 | $1,049,000 | $709,000 | $911,000 | $3,229,000 |
| Coal gas, water gas, producer gas and similar gases, other than petroleum gases and other gaseous hydrocarbons | $752,000 | $373,000 | $6,000 | $2,000 | $13,000 |
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