|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical energy (optional heading) | $20,447,217 | $25,076,601 | $32,462,609 | $25,105,387 | $37,322,030 | $48,375,143 | $80,407,189 |
| Total | $20,447,217 | $25,076,601 | $32,462,609 | $25,105,387 | $37,322,030 | $48,375,143 | $80,407,189 |
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