Annual change in primary energy from nuclear by country
Change in total energy supply relative to the previous year, measured in terawatt-hours.
What the numbers show
Annual change in primary energy from nuclear is currently reported for 36 countries. The highest value is 104.18 terawatt-hours in China; the lowest is -27.1 terawatt-hours in Taiwan.
The median across all reporting countries is 0.1262 terawatt-hours, and the mean is 5.25 terawatt-hours.
The gap between the highest and lowest reporting country is a factor of about 4.
Over the past decade 19 countries rose and 11 fell. The largest increase was in United States (up 24,317.9%), and the largest decrease in Mexico (down 210.9%).
Annual change in primary energy from nuclear: full country ranking
| # | Country | Latest | Year | 10-year change | Trend |
|---|---|---|---|---|---|
| 1 | China | 104.18 terawatt-hours | 2025 | down 9.9% | volatile |
| 2 | USSR | 98.19 terawatt-hours | 1984 | up 353.2% | volatile |
| 3 | France | 29.09 terawatt-hours | 2025 | up 911.7% | volatile |
| 4 | Japan | 27.75 terawatt-hours | 2025 | up 102.4% | volatile |
| 5 | United States | 9.3 terawatt-hours | 2025 | up 24,317.9% | volatile |
| 6 | Russia | 8.82 terawatt-hours | 2025 | down 80.2% | volatile |
| 7 | South Africa | 7.68 terawatt-hours | 2025 | up 262.8% | volatile |
| 8 | Czechia | 7.18 terawatt-hours | 2025 | up 168.0% | volatile |
| 9 | Belarus | 3.94 terawatt-hours | 2025 | — | volatile |
| 10 | Ukraine | 3.33 terawatt-hours | 2025 | up 244.4% | volatile |
| 11 | Slovakia | 3.22 terawatt-hours | 2025 | up 400.8% | volatile |
| 12 | Pakistan | 2.56 terawatt-hours | 2025 | up 331.3% | volatile |
| 13 | Netherlands | 1.34 terawatt-hours | 2025 | up 3,445.6% | volatile |
| 14 | Argentina | 0.9441 terawatt-hours | 2025 | down 79.6% | volatile |
| 15 | Finland | 0.6187 terawatt-hours | 2025 | up 160.9% | volatile |
| 16 | Romania | 0.303 terawatt-hours | 2025 | up 380.9% | volatile |
| 17 | Hungary | 0.2452 terawatt-hours | 2025 | down 56.5% | volatile |
| 18 | United Arab Emirates | 0.1599 terawatt-hours | 2025 | — | volatile |
| 19 | Brazil | 0.0925 terawatt-hours | 2025 | up 104.7% | volatile |
| 20 | Lithuania | 0 terawatt-hours | 2025 | — | volatile |
| 20 | Kazakhstan | 0 terawatt-hours | 2025 | — | volatile |
| 20 | Italy | 0 terawatt-hours | 2025 | — | volatile |
| 20 | Germany | 0 terawatt-hours | 2025 | up 100.0% | volatile |
| 207 | Slovenia | -0.003 terawatt-hours | 2025 | up 99.9% | volatile |
| 208 | Canada | -0.5136 terawatt-hours | 2025 | up 96.9% | volatile |
| 209 | Spain | -0.8807 terawatt-hours | 2025 | — | volatile |
| 210 | Bulgaria | -1.34 terawatt-hours | 2025 | up 8.5% | volatile |
| 211 | India | -2.69 terawatt-hours | 2025 | down 124.5% | volatile |
| 212 | Iran | -5 terawatt-hours | 2025 | down 187.1% | volatile |
| 213 | Mexico | -6.67 terawatt-hours | 2025 | down 210.9% | volatile |
| 214 | Sweden | -12.19 terawatt-hours | 2025 | up 52.8% | volatile |
| 215 | South Korea | -12.31 terawatt-hours | 2025 | down 148.6% | volatile |
| 216 | Switzerland | -13.95 terawatt-hours | 2025 | down 2.3% | volatile |
| 217 | United Kingdom | -14.35 terawatt-hours | 2025 | down 171.8% | volatile |
| 218 | Belgium | -22.82 terawatt-hours | 2025 | up 0.9% | volatile |
| 219 | Taiwan | -27.1 terawatt-hours | 2025 | down 51.1% | volatile |
Regions and income groups
Aggregates are excluded from the country ranking above so that a region can never outrank a country.
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.