Electricity production from nuclear sources (% of total)

The share of electricity production from nuclear sources of total electricity production. Sources of electricity refer to the inputs used to generate electricity.

📅 2025📏 % of total19 entries

FranceSlovakiaFinlandSloveniaSouth KoreaSwedenSpainUnited StatesCanadaUnited KingdomJapanArgentinaMexicoBrazil

67.2% – 40.5%39.7% – 28.7%27.8% – 17.4%13.2% – 7.5%3.0% – 2.0%No data

🇫🇷France

67.2%

🇸🇰Slovakia

65.6%

🇨🇿Czechia

42.0%

🇭🇺Hungary

40.5%

🇫🇮Finland

39.7%

🇸🇮Slovenia

38.8%

🇧🇪Belgium

32.6%

🇰🇷South Korea

28.7%

🇨🇭Switzerland

27.8%

🇸🇪Sweden

27.2%

🇪🇸Spain

18.0%

🇺🇸United States

17.4%

🇨🇦Canada

13.2%

🇬🇧United Kingdom

12.3%

🇯🇵Japan

10.0%

🇦🇷Argentina

7.5%

🇳🇱Netherlands

3.0%

🇲🇽Mexico

2.5%

🇧🇷Brazil

2.0%

Highlights

As of 2025, France ranks first with 67.2%, followed by Slovakia (65.6%) and Czechia (42.0%).

Across 19 countries and territories, values run from 67.2% (France) to 2.0% (Brazil), with a median of 27.2%.

By region, the top 10 is made up of 9 from Europe and 1 from Asia.

Source: World Bank Open Data — Electricity production from nuclear sources (% of total), 2025. Unit: % of total.

Source: World Bank Open Data — Electricity production from nuclear sources (% of total) · CC BY 4.0 · fetched Oct 17, 2026

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