|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical energy (optional heading) | $1,011,775,042 | $967,404,776 | $925,630,733 | $1,254,910,977 | $568,067,702 | $631,231,499 | $374,181,973 |
| Total | $1,011,775,042 | $967,404,776 | $925,630,733 | $1,254,910,977 | $568,067,702 | $631,231,499 | $374,181,973 |
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