|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical energy (optional heading) | $4,349,080,847 | $3,905,140,969 | $3,158,391,810 | $5,160,127,721 | $2,329,704,959 | $2,821,787,404 | $4,316,878,514 |
| Total | $4,349,080,847 | $3,905,140,969 | $3,158,391,810 | $5,160,127,721 | $2,329,704,959 | $2,821,787,404 | $4,316,878,514 |
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