Share of primary energy use by source in Slovenia
Slovenia: Share of primary energy use by source was 13.2% in 2025. ▼ Falling
Share of primary energy use by source in Slovenia, 1990–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Measured in %.
Analysis
In 2025, share of primary energy use by source in Slovenia stood at 13.2%.
The figure is up 12.3% on the previous year and up 19.6% over ten years.
Over the whole period, share of primary energy use by source in Slovenia peaked at 13.9% in 2003 and was at its lowest, 9.7%, in 2014.
Slovenia ranks 58th of 76 countries on this measure, in the bottom quarter.
The long-run direction has been consistently falling across the 36 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 12.5% | 11.5% | 13.8% | 10 |
| 2000s | 12.9% | 11.6% | 13.9% | 10 |
| 2010s | 11.0% | 9.7% | 12.4% | 10 |
| 2020s | 12.1% | 11.4% | 13.2% | 6 |
Countries ranked near Slovenia
More energy & mining data for Slovenia
- Fuel imports 6.9% (2024)
- Ores and metals imports 3.3% (2024)
- Ores and metals exports 3.0% (2024)
- Gas production 0.037 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 17.49 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0.037 terawatt-hours (2024)
- Gas production per person 17.49 kilowatt-hours per person (2024)
- Fuel exports 4.7% (2024)
- Electric power transmission and distribution losses 5.1% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 56.2% (2023)
Frequently asked questions
- What is share of primary energy use by source in Slovenia?
- Share of primary energy use by source in Slovenia was 13.2% in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data.
- What is the highest share of primary energy use by source recorded in Slovenia?
- The highest recorded value was 13.9% in 2003.
- What is the lowest share of primary energy use by source recorded in Slovenia?
- The lowest recorded value was 9.7% in 2014.
- How does Slovenia rank for share of primary energy use by source?
- Slovenia ranks 58th out of 76 countries with data for 2025.
- Is share of primary energy use by source rising or falling in Slovenia?
- Over the last ten years it is up 19.6%. The long-run trend across the full record is falling.
- Where does this Slovenia data come from?
- The figures 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 part of Share of primary energy use by source. Statizoid updates them automatically from the source API.
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CSV · JSON — 36 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured as a percentage of total energy supply.