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World Statistics

Nuclear Energy Around the World

As of May 2016, 30 countries worldwide are operating 444 nuclear reactors for electricity generation and 63 new nuclear plants are under construction in 15 countries.

Nuclear power plants provided 10.9 percent of the world's electricity production in 2012. In 2015, 13 countries relied on nuclear energy to supply at least one-quarter of their total electricity.

France 76.3%
Ukraine 56.5%
Slovakia 55.9%
Hungary 52.7%
Slovenia 38.0%
Belgium 37.5%
Armenia 34.5%
Sweden 34.3%
Finland 33.7%
Switzerland 33.5%
Czech Republic 32.5%
South Korea 31.7%
Bulgaria 31.3%

International Atomic Energy Agency’s Power Reactor Information Systems Database.

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