Belgium vs Spain: Share of primary energy from nuclear
Belgium
11.8%
in 2025
Spain
11.4%
in 2025
Belgium rank
13th
Spain rank
14th
Share of primary energy from nuclear over time
- Belgium
- Spain
How they compare
Belgium currently reports 11.8% against 11.4% in Spain, a difference of 0.4%.
The two have swapped places 3 times across 61 shared years of data; in 1965 it was Spain ahead.
Belgium ranks 13th and Spain ranks 14th of 215 countries.
Across the 7 decades both report, Belgium averaged higher in 6 and Spain in 1.
Head to head by decade
| Decade | Belgium | Spain | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.0% | 0.1% | 0.1% | Spain |
| 1970s | 2.9% | 2.6% | 0.3% | Belgium |
| 1980s | 15.8% | 8.8% | 7.0% | Belgium |
| 1990s | 19.6% | 14.5% | 5.1% | Belgium |
| 2000s | 18.9% | 11.2% | 7.6% | Belgium |
| 2010s | 16.9% | 12.0% | 4.9% | Belgium |
| 2020s | 16.5% | 12.4% | 4.1% | Belgium |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of primary energy from nuclear, Belgium or Spain?
- Belgium, at 11.8% against 11.4% in Spain as of 2025.
- What is the difference in share of primary energy from nuclear between Belgium and Spain?
- 0.4%, with Belgium ahead.
- How many years of comparable data are there for Belgium and Spain?
- 61 years are reported by both, from 1965 to 2025.
- How do Belgium and Spain rank globally for share of primary energy from nuclear?
- Belgium ranks 13th and Spain ranks 14th 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.