Belgium vs South Korea: Share of primary energy from nuclear
Belgium
11.8%
in 2025
South Korea
15.5%
in 2025
Belgium rank
13th
South Korea rank
12th
Share of primary energy from nuclear over time
- Belgium
- South Korea
How they compare
South Korea currently reports 15.5% against 11.8% in Belgium, a difference of 3.7%.
That makes South Korea's figure about 1.3 times Belgium's.
The two have swapped places 6 times across 61 shared years of data; in 1965 it was South Korea ahead.
Belgium ranks 13th and South Korea ranks 12th of 215 countries.
Belgium has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Belgium | South Korea | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.0% | 0.0% | 0.0% | Belgium |
| 1970s | 2.9% | 0.4% | 2.4% | Belgium |
| 1980s | 15.8% | 8.3% | 7.5% | Belgium |
| 1990s | 19.6% | 12.5% | 7.1% | Belgium |
| 2000s | 18.9% | 15.5% | 3.4% | Belgium |
| 2010s | 16.9% | 13.5% | 3.4% | Belgium |
| 2020s | 16.5% | 14.8% | 1.7% | Belgium |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of primary energy from nuclear, Belgium or South Korea?
- South Korea, at 15.5% against 11.8% in Belgium as of 2025.
- What is the difference in share of primary energy from nuclear between Belgium and South Korea?
- 3.7%, with South Korea ahead.
- How many years of comparable data are there for Belgium and South Korea?
- 61 years are reported by both, from 1965 to 2025.
- How do Belgium and South Korea rank globally for share of primary energy from nuclear?
- Belgium ranks 13th and South Korea ranks 12th of 215 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Share of primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured as a percentage of total energy supply.