South Africa vs Ukraine: Annual change in primary energy from nuclear
South Africa
7.68 terawatt-hours
in 2025
Ukraine
3.33 terawatt-hours
in 2025
South Africa rank
7th
Ukraine rank
10th
Annual change in primary energy from nuclear over time
- South Africa
- Ukraine
How they compare
South Africa currently reports 7.68 terawatt-hours against 3.33 terawatt-hours in Ukraine, a difference of 4.35 terawatt-hours.
That makes South Africa's figure about 2.3 times Ukraine's.
The two have swapped places 20 times across 40 shared years of data; in 1986 it was South Africa ahead.
South Africa ranks 7th and Ukraine ranks 10th of 219 countries.
Across the 5 decades both report, South Africa averaged higher in 2 and Ukraine in 3.
Head to head by decade
| Decade | South Africa | Ukraine | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 4.38 terawatt-hours | 10.01 terawatt-hours | 5.63 terawatt-hours | Ukraine |
| 1990s | 0.5267 terawatt-hours | 1.68 terawatt-hours | 1.15 terawatt-hours | Ukraine |
| 2000s | -0.0094 terawatt-hours | 3.29 terawatt-hours | 3.3 terawatt-hours | Ukraine |
| 2010s | 0.4481 terawatt-hours | 0.0239 terawatt-hours | 0.4243 terawatt-hours | South Africa |
| 2020s | -1.79 terawatt-hours | -14.6 terawatt-hours | 12.8 terawatt-hours | South Africa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from nuclear, South Africa or Ukraine?
- South Africa, at 7.68 terawatt-hours against 3.33 terawatt-hours in Ukraine as of 2025.
- What is the difference in annual change in primary energy from nuclear between South Africa and Ukraine?
- 4.35 terawatt-hours, with South Africa ahead.
- How many years of comparable data are there for South Africa and Ukraine?
- 40 years are reported by both, from 1986 to 2025.
- How do South Africa and Ukraine rank globally for annual change in primary energy from nuclear?
- South Africa ranks 7th and Ukraine ranks 10th of 219 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Annual change in primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.