http://www.eia.doe.gov/cneaf/electricity/esr/esr_sum.html Class of Ownership, Number of Bundled Ultimate Consumers, Revenue, Sales, and Average Retail Price for the Commercial Sector by State and Utility Class of Ownership, Number of Bundled Ultimate Consumers, Revenue, Sales, and Average Retail Price for the Industrial Sector by State and Utility prices $$ - $ Residential commercial industrial supply most of: coal nuclear natural gas hydro petro other