|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical energy (optional heading) | $429,667,858 | $391,867,663 | $529,664,323 | $938,367,770 | $346,613,772 | $232,943,240 | $315,664,758 |
| Total | $429,667,858 | $391,867,663 | $529,664,323 | $938,367,770 | $346,613,772 | $232,943,240 | $315,664,758 |
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