Annual change in primary energy use in Slovenia
Slovenia: Annual change in primary energy use was -2.04 terawatt-hours in 2025. ◆ Volatile
Annual change in primary energy use in Slovenia, 1991–2025
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 terawatt-hours.
Analysis
In 2025, annual change in primary energy use in Slovenia stood at -2.04 terawatt-hours.
That represents a change of down 153.6% on the previous year and up 54.0% over ten years.
Over the whole period, annual change in primary energy use in Slovenia peaked at 7.23 terawatt-hours in 2008 and was at its lowest, -8.5 terawatt-hours, in 2009.
That places Slovenia 184th out of 218 countries with data for 2025, putting it in the bottom quarter.
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 | 0.9167 terawatt-hours | -4.47 terawatt-hours | 4.31 terawatt-hours | 9 |
| 2000s | 0.6872 terawatt-hours | -8.5 terawatt-hours | 7.23 terawatt-hours | 10 |
| 2010s | -0.4549 terawatt-hours | -4.43 terawatt-hours | 4.17 terawatt-hours | 10 |
| 2020s | -1.08 terawatt-hours | -3.87 terawatt-hours | 3.8 terawatt-hours | 6 |
Countries ranked near Slovenia
- 181 Kyrgyzstan -1.74 terawatt-hours compare
- 183 El Salvador -1.88 terawatt-hours compare
- 185 Sudan -2.76 terawatt-hours compare
- 186 Lithuania -2.86 terawatt-hours compare
- 187 Estonia -2.95 terawatt-hours compare
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 annual change in primary energy use in Slovenia?
- Annual change in primary energy use in Slovenia was -2.04 terawatt-hours 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 annual change in primary energy use recorded in Slovenia?
- The highest recorded value was 7.23 terawatt-hours in 2008.
- What is the lowest annual change in primary energy use recorded in Slovenia?
- The lowest recorded value was -8.5 terawatt-hours in 2009.
- How does Slovenia rank for annual change in primary energy use?
- Slovenia ranks 184th out of 218 countries with data for 2025.
- Is annual change in primary energy use rising or falling in Slovenia?
- Over the last ten years it is up 54.0%. 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); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as part of Annual change in primary energy use. 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.