|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Coal gas, water gas, producer gas & sim. gases (excl. petroleum gases & oth ... | $624,622 | $1,572,586 | $1,996,241 | $10,275 | $27,320 | $27,023 | $38,455 |
| Total | $624,622 | $1,572,586 | $1,996,241 | $10,275 | $27,320 | $27,023 | $38,455 |
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