Which country uses the most nuclear power as a source of energy?

Canada, but more precisely the province of Quebec, since it contains a lot of river.

i say Europe then North America then Asia then south America then Africa the australasia. i found out from my geography teacher miss haynes. hi miss haynes if ur looking at this! can someone please tell me the next 5 after that i need it for my homework due in on Friday 20th November 2009!!!