|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical energy (optional heading) | $728,742,827 | $949,056,085 | $1,348,879,146 | $1,357,570,642 | $1,814,225,816 | $1,448,985,057 | $2,159,000,356 |
| Total | $728,742,827 | $949,056,085 | $1,348,879,146 | $1,357,570,642 | $1,814,225,816 | $1,448,985,057 | $2,159,000,356 |
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