|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical energy (optional heading) | $2,327,399,950 | $3,155,573,642 | $3,446,286,369 | $5,068,084,350 | $4,183,575,296 | $4,863,745,366 | $6,413,574,560 |
| Total | $2,327,399,950 | $3,155,573,642 | $3,446,286,369 | $5,068,084,350 | $4,183,575,296 | $4,863,745,366 | $6,413,574,560 |
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