Belgium vs Slovenia: Share of electricity generation from nuclear
Belgium
33.1%
in 2025
Slovenia
39.3%
in 2025
Belgium rank
10th
Slovenia rank
7th
Share of electricity generation from nuclear over time
- Belgium
- Slovenia
How they compare
Slovenia currently reports 39.3% against 33.1% in Belgium, a difference of 6.2%.
That makes Slovenia's figure about 1.2 times Belgium's.
The two have swapped places 3 times across 36 shared years of data; in 1990 it was Belgium ahead.
Belgium ranks 10th and Slovenia ranks 7th of 207 countries.
Belgium has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Belgium | Slovenia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 58.8% | 36.0% | 22.8% | Belgium |
| 2000s | 56.5% | 36.9% | 19.5% | Belgium |
| 2010s | 47.9% | 36.5% | 11.4% | Belgium |
| 2020s | 41.7% | 37.7% | 4.0% | Belgium |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of electricity generation from nuclear, Belgium or Slovenia?
- Slovenia, at 39.3% against 33.1% in Belgium as of 2025.
- What is the difference in share of electricity generation from nuclear between Belgium and Slovenia?
- 6.2%, with Slovenia ahead.
- How many years of comparable data are there for Belgium and Slovenia?
- 36 years are reported by both, from 1990 to 2025.
- How do Belgium and Slovenia rank globally for share of electricity generation from nuclear?
- Belgium ranks 10th and Slovenia ranks 7th of 207 countries.
- Where does this data come from?
- Ember (2026) and other sources – with major processing by Our World in Data, published as Share of electricity generation 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 electricity produced in the country or region.