Nuclear Generation by Country

Country or area
Nuclear share of electricity (%)
Nuclear electricity
production (billion kWh)
2015
2016 2017
2018
2019 2020 2021 2022 2023 2024 2023 2024
Argentina
4.8
5.6 4.5
4.7
5.9 7.5 7.2 5.4 6.3 7.4 9.0 10.4
Armenia
34.5
31.4 32.5
25.6
27.8 34.5 25.3 31.0 31.1 30.8 2.5 2.6
Belarus 0 0 0 0 0 1.0 14.1 11.9 28.6 36.3 11.0 14.7
Belgium
37.5
51.7 49.9
39.0
47.6 39.1 50.8 46.4 41.2 57.3 31.3 29.7
Brazil
2.8
2.9 2.7
2.7
2.7 2.1 2.4 2.5 2.2 2.3 13.7 14.9
Bulgaria
31.3
35.0 34.3
34.7
37.5 40.8 34.6 32.6 40.4 41.6 15.5 15.1
Canada
16.6
15.6 14.6
14.9
14.9 14.6 14.3 12.9 13.7 13.4 83.5 81.2
China:
- Mainland 3.0 3.6 3.9
4.2
4.9 4.9 5.0 5.0 4.9 4.7 406.5 417.5
- Taiwan 16.3 13.7 9.2
11.4
13.4 12.7 10.8 9.1 6.9 4.6 17.15 11.7
Czech Rep
32.5
29.4 33.1
34.5
35.2 37.3 36.6 36.7 40.0 40.2 28.7 28.0
Finland
33.7
33.7 33.2
32.4
34.7 33.9 32.8 35.0 42.0 39.1 32.8 31.1
France
76.3
72.3 71.6
71.7
70.6 70.6 69.0 62.5 64.8 67.3 323.8 364.4
Germany
14.1
13.1 11.6
11.7
12.4 11.3 11.9 5.8 1.4 0 6.7 0
Hungary
52.7
51.3 50.0 50.6 49.2 48.0 46.8 47.0 48.8 47.1 15.1 15.2
India
3.5
3.4 3.2
3.1
3.2 3.3 3.2 3.1 3.1 3.3 44.6 49.9
Iran
1.3
2.1 2.1
2.1
1.8 1.7 1.0 1.7 1.7 1.7 6.1 6.4
Japan
0.5
2.2 3.6
6.2
7.5 5.1 7.2 6.1 5.6 8.0 77.5 84.9
Korea, S
31.7
30.3 27.1
23.7
26.2 29.6 28.0 30.4 31.5 31.7 171.6 179.4
Mexico
6.8
6.2 6.0
5.3
4.5 4.9 5.3 4.5 4.9 4.8 12.0 12.0
Netherlands
3.7
3.4 2.9
3.0
3.2 3.3 3.1 3.3 3.4 2.8 3.8 3.4
Pakistan
4.4
4.4 6.2
6.8
6.6 7.1 10.6 16.2 17.4 16.7 22.4 22.8
Romania
17.3
17.1 17.7
17.2
18.5 19.9 18.5 19.4 18.9 19.8 10.3 10.0
Russia
18.6
17.1 17.8
17.9
19.7 20.6 20.0 19.6 18.4 17.8 204.0 202.1
Slovakia
55.9
54.1 54.0
55.0
53.9 53.1 52.3 59.2 61.3 60.6 17.0 17.0
Slovenia
38.0
35.2 39.1
35.9
37.0 37.8 36.9 42.6 36.8 35.0 5.3 5.6
South Africa
4.7
6.6 6.7
4.7
6.7 5.9 6.0 4.9 4.4 3.9 8.2 7.8
Spain
20.3
21.4 21.2
20.4
21.4 22.2 20.8 20.3 20.3 19.9 54.4 52.1
Sweden
34.3
40.0 39.6
40.3
34.0 29.8 30.8 29.4 28.6 29.1 46.6 48.7
Switzerland
33.5
34.4 33.4
37.7
23.9 32.9 28.8 36.4 32.4 28.6 23.4 23.0
United Arab Emirates 0 0 0 0 0 1.1 7.0 6.8 19.7 21.8 31.2 36.5
UK
18.9
21.2 19.3
17.7
15.6 14.5 14.8 14.2 12.5 12.3 37.3 37.3
Ukraine †
56.5
52.3 55.0
53.0
53.9 51.2 55.0 55.0 50.7 52.0 50.0 49.9
USA
19.5
19.7 20.0
19.3
19.7 19.7 19.6 18.2 18.6 18.2 779.2 782.0
TOTAL 2545 2667

† Ukraine 2022, 2023 and 2024 electricity generation estimated.

Nuclear share figures, 2013-2023

Source: IAEA Power Reactor Information System (PRIS), World Nuclear Association Reactor Database