Year-to-year change in primary energy use by source in Slovenia
Slovenia: Year-to-year change in primary energy use by source was 0.2688 terawatt-hours in 2025. ◆ Volatile
Year-to-year change in primary energy use by source in Slovenia, 1991–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
In 2025, year-to-year change in primary energy use by source in Slovenia stood at 0.2688 terawatt-hours.
The figure is down 5.3% on the previous year and up 1,481.5% over ten years.
Over the whole period, year-to-year change in primary energy use by source in Slovenia peaked at 0.3388 terawatt-hours in 2023 and was at its lowest, -0.0289 terawatt-hours, in 2018.
That places Slovenia 58th out of 79 countries with data for 2025, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 9 |
| 2000s | 0.0004 terawatt-hours | 0 terawatt-hours | 0.003 terawatt-hours | 10 |
| 2010s | 0.0299 terawatt-hours | -0.0289 terawatt-hours | 0.097 terawatt-hours | 10 |
| 2020s | 0.2057 terawatt-hours | 0.0652 terawatt-hours | 0.3388 terawatt-hours | 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 year-to-year change in primary energy use by source in Slovenia?
- Year-to-year change in primary energy use by source in Slovenia was 0.2688 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest year-to-year change in primary energy use by source recorded in Slovenia?
- The highest recorded value was 0.3388 terawatt-hours in 2023.
- What is the lowest year-to-year change in primary energy use by source recorded in Slovenia?
- The lowest recorded value was -0.0289 terawatt-hours in 2018.
- How does Slovenia rank for year-to-year change in primary energy use by source?
- Slovenia ranks 58th out of 79 countries with data for 2025.
- Is year-to-year change in primary energy use by source rising or falling in Slovenia?
- Over the last ten years it is up 1,481.5%. The long-run trend across the full record is volatile.
- Where does this Slovenia data come from?
- The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Year-to-year change in primary energy use by source. Statizoid updates them automatically from the source API.
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About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.