The United States continues to be the world leader in online capacity of geothermal energy and the generation of electric power from geothermal energy. According to EIA, geothermal energy in 2005 generated approximately 16,010 Gigawatt hours (GWh) of electric generation or about 0.36% of U.S. annual electricity generation. As of August 2008, geothermal electric power generation is occurring in seven U.S. states with capacity rated at 2957.94 MW.