|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical energy (optional heading) | $130,814,647 | $132,513,246 | $89,214,602 | $99,559,133 | $89,891,816 | $44,048,958 | $51,076,506 |
| Total | $130,814,647 | $132,513,246 | $89,214,602 | $99,559,133 | $89,891,816 | $44,048,958 | $51,076,506 |
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