|
| Product | 2001 | 2002 | 2003 | 2004 | 2005 |
| Liquefied propane and butane | $1,000 | $2,000 | $1,000 | $22,000 | |
| Natural gas, whether or not liquefied | $31,000 | | $11,000 | $30,000 | $2,000 |
| Petroleum gases and other gaseous hydrocarbons, n.e.s. | $34,000 | $6,000 | $135,000 | $39,000 | $13,000 |
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