Commodity2005200620072008200920102011
Electrical energy (optional heading)$429,667,858$391,867,663$529,664,323$938,367,770$346,613,772$232,943,240$315,664,758
Total$429,667,858$391,867,663$529,664,323$938,367,770$346,613,772$232,943,240$315,664,758