Romania vs Spain: Share of primary energy from nuclear
Romania
10.5%
in 2025
Spain
11.4%
in 2025
Romania rank
15th
Spain rank
14th
Share of primary energy from nuclear over time
- Romania
- Spain
How they compare
Spain currently reports 11.4% against 10.5% in Romania, a difference of 0.9%.
That makes Spain's figure about 1.1 times Romania's.
Across all 61 years both countries report, Spain has been ahead every year.
Romania ranks 15th and Spain ranks 14th of 216 countries.
Spain has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Romania | Spain | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.0% | 0.1% | 0.1% | Spain |
| 1970s | 0.0% | 2.6% | 2.6% | Spain |
| 1980s | 0.0% | 8.8% | 8.8% | Spain |
| 1990s | 1.2% | 14.5% | 13.4% | Spain |
| 2000s | 5.1% | 11.2% | 6.2% | Spain |
| 2010s | 9.9% | 12.0% | 2.1% | Spain |
| 2020s | 10.3% | 12.4% | 2.1% | Spain |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of primary energy from nuclear, Romania or Spain?
- Spain, at 11.4% against 10.5% in Romania as of 2025.
- What is the difference in share of primary energy from nuclear between Romania and Spain?
- 0.9%, with Spain ahead.
- How many years of comparable data are there for Romania and Spain?
- 61 years are reported by both, from 1965 to 2025.
- How do Romania and Spain rank globally for share of primary energy from nuclear?
- Romania ranks 15th and Spain ranks 14th of 216 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.