Slovenia vs Spain: Annual change in primary energy from oil
Slovenia
1.54 terawatt-hours
in 2025
Spain
1.15 terawatt-hours
in 2025
Slovenia rank
31st
Spain rank
33rd
Annual change in primary energy from oil over time
- Slovenia
- Spain
How they compare
Slovenia currently reports 1.54 terawatt-hours against 1.15 terawatt-hours in Spain, a difference of 0.39 terawatt-hours.
That makes Slovenia's figure about 1.3 times Spain's.
The two have swapped places 11 times across 35 shared years of data; in 1991 it was Spain ahead.
Slovenia ranks 31st and Spain ranks 33rd of 80 countries.
Across the 4 decades both report, Slovenia averaged higher in 1 and Spain in 3.
Head to head by decade
| Decade | Slovenia | Spain | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 1.03 terawatt-hours | 28.26 terawatt-hours | 27.23 terawatt-hours | Spain |
| 2000s | 0.0981 terawatt-hours | 0.3613 terawatt-hours | 0.2632 terawatt-hours | Spain |
| 2010s | -0.0537 terawatt-hours | -7.89 terawatt-hours | 7.84 terawatt-hours | Slovenia |
| 2020s | -0.2205 terawatt-hours | 0.261 terawatt-hours | 0.4815 terawatt-hours | Spain |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from oil, Slovenia or Spain?
- Slovenia, at 1.54 terawatt-hours against 1.15 terawatt-hours in Spain as of 2025.
- What is the difference in annual change in primary energy from oil between Slovenia and Spain?
- 0.39 terawatt-hours, with Slovenia ahead.
- How many years of comparable data are there for Slovenia and Spain?
- 35 years are reported by both, from 1991 to 2025.
- How do Slovenia and Spain rank globally for annual change in primary energy from oil?
- Slovenia ranks 31st and Spain ranks 33rd of 80 countries.
- 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 change in primary energy from oil. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.