|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical energy (optional heading) | $381,652,115 | $684,780,781 | $851,661,500 | $1,108,418,193 | $1,398,909,167 | $1,432,153,489 | $661,455,897 |
| Total | $381,652,115 | $684,780,781 | $851,661,500 | $1,108,418,193 | $1,398,909,167 | $1,432,153,489 | $661,455,897 |
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