OECD (EI) vs South Africa: Annual percentage change in primary energy from nuclear
OECD (EI)
-0.1%
in 2025
South Africa
30.9%
in 2025
OECD (EI) rank
2nd
South Africa rank
1st
Annual percentage change in primary energy from nuclear over time
- OECD (EI)
- South Africa
How they compare
South Africa currently reports 30.9% against -0.1% in OECD (EI), a difference of 31.0%.
That makes South Africa's figure about 356.6 times OECD (EI)'s.
The two have swapped places 18 times across 41 shared years of data; in 1985 it was South Africa ahead.
OECD (EI) ranks 2nd and South Africa ranks 1st of 2 groups.
Across the 5 decades both report, OECD (EI) averaged higher in 2 and South Africa in 3.
Head to head by decade
| Decade | OECD (EI) | South Africa | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 9.8% | 29.4% | 19.6% | South Africa |
| 1990s | 2.9% | 2.8% | 0.1% | OECD (EI) |
| 2000s | 0.2% | 0.6% | 0.4% | South Africa |
| 2010s | -1.2% | 2.1% | 3.3% | South Africa |
| 2020s | -0.9% | -3.2% | 2.3% | OECD (EI) |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual percentage change in primary energy from nuclear, OECD (EI) or South Africa?
- South Africa, at 30.9% against -0.1% in OECD (EI) as of 2025.
- What is the difference in annual percentage change in primary energy from nuclear between OECD (EI) and South Africa?
- 31.0%, with South Africa ahead.
- How many years of comparable data are there for OECD (EI) and South Africa?
- 41 years are reported by both, from 1985 to 2025.
- How do OECD (EI) and South Africa rank globally for annual percentage change in primary energy from nuclear?
- OECD (EI) ranks 2nd and South Africa ranks 1st of 2 groups.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as Annual percentage 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
Percentage change in total energy supply relative to the previous year.