The document summarizes electricity generation by type and country in 2007. It shows that the United States generated the most total electricity at 4,110 billion kilowatthours, with nuclear and hydroelectric sources providing 20% and 6% respectively. France generated the highest portion from nuclear at 77% and relied least on conventional thermal sources at 10%. China generated the most electricity overall at 3,221 billion kilowatthours, with 81% from conventional thermal sources and only 2% from nuclear.