Iceland vs Slovenia: Electricity as a share of primary energy
Iceland
22.0%
in 2024
Slovenia
21.5%
in 2025
Iceland rank
19th
Slovenia rank
20th
Electricity as a share of primary energy over time
- Iceland
- Slovenia
How they compare
Iceland currently reports 22.0% against 21.5% in Slovenia, a difference of 0.5%.
The two have swapped places 3 times across 35 shared years of data; in 1990 it was Iceland ahead.
Iceland ranks 19th and Slovenia ranks 20th of 79 countries.
Iceland has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Iceland | Slovenia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 28.1% | 18.9% | 9.2% | Iceland |
| 2000s | 23.9% | 19.0% | 4.9% | Iceland |
| 2010s | 23.8% | 21.0% | 2.7% | Iceland |
| 2020s | 23.0% | 22.4% | 0.6% | Iceland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher electricity as a share of primary energy, Iceland or Slovenia?
- Iceland, at 22.0% against 21.5% in Slovenia as of 2024.
- What is the difference in electricity as a share of primary energy between Iceland and Slovenia?
- 0.5%, with Iceland ahead.
- How many years of comparable data are there for Iceland and Slovenia?
- 35 years are reported by both, from 1990 to 2024.
- How do Iceland and Slovenia rank globally for electricity as a share of primary energy?
- Iceland ranks 19th and Slovenia ranks 20th of 79 countries.
- Where does this data come from?
- Ember (2026) and other sources – with major processing by Our World in Data, published as Electricity as a share of primary energy. 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.