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Top 15 Nuclear Generating Countries

Top 15 Nuclear Generating Countries - by Generation

Country 2021 Nuclear Electricity supplied (GW-hr)
United States 771,638
China 383,205
France 363,394
Russia 208,443
South Korea 150,456
Canada 86,780
Ukraine 81,126
Germany 65,444
Japan 61,304
Spain 54,218
Sweden 51,426
Belgium 47,962
United Kingdom 41,789
India 39,758
Czech Republic 29,044

 

Top 15 Nuclear Generating Countries - by Share of Nuclear Energy

Country Percent of Total Electricity Generated By NucLEAR in 2021
France 69.0
Ukraine 55.0
Slovakia 52.3
Belgium 50.8
Hungary 46.8
Slovenia 36.9
Czech Republic 36.6
Bulgaria 34.6
Finland 32.8
Sweden 30.8
Switzerland 28.8
South Korea 28.0
Armenia 25.3
Spain 20.8
Russia 20.0
Source: International atomic energy agency; U.s. Energy Information Administration     
Updated: August 2022