Annual change in primary energy use in Slovenia

Slovenia: Annual change in primary energy use was -2.04 terawatt-hours in 2025. ◆ Volatile

Latest (2025)
-2.04 terawatt-hours
Change on year
down 153.6%
World rank
184th
of 218 countries
All-time high
7.23 terawatt-hours
in 2008
All-time low
-8.5 terawatt-hours
in 2009
Years of data
35
1991–2025

Annual change in primary energy use in Slovenia, 1991–2025

-10-5051991200820251991: -1 terawatt-hours1992: -4.5 terawatt-hours1993: 2.4 terawatt-hours1994: 3.6 terawatt-hours1995: 4.3 terawatt-hours1996: 3.5 terawatt-hours1997: 2.6 terawatt-hours1998: -1.3 terawatt-hours1999: -1.4 terawatt-hours2000: -0.865 terawatt-hours2001: 3.8 terawatt-hours2002: 0.722 terawatt-hours2003: -0.808 terawatt-hours2004: 3 terawatt-hours2005: 1.6 terawatt-hours2006: 0.347 terawatt-hours2007: 0.347 terawatt-hours2008: 7.2 terawatt-hours2009: -8.5 terawatt-hours2010: 0.63 terawatt-hours2011: -0.562 terawatt-hours2012: -3.3 terawatt-hours2013: -2.2 terawatt-hours2014: 0.133 terawatt-hours2015: -4.4 terawatt-hours2016: 4.2 terawatt-hours2017: 2.3 terawatt-hours2018: 0.487 terawatt-hours2019: -1.9 terawatt-hours2020: -3.4 terawatt-hours2021: -0.681 terawatt-hours2022: -3.9 terawatt-hours2023: -0.292 terawatt-hours2024: 3.8 terawatt-hours2025: -2 terawatt-hours

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

DecadeAverage LowestHighest 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

  1. 181 Kyrgyzstan -1.74 terawatt-hours compare
  2. 183 El Salvador -1.88 terawatt-hours compare
  3. 185 Sudan -2.76 terawatt-hours compare
  4. 186 Lithuania -2.86 terawatt-hours compare
  5. 187 Estonia -2.95 terawatt-hours compare

See the full ranking of 221 places →

More energy & mining data for Slovenia

All data for Slovenia →

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.

Download this data

CSV · JSON — 35 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Annual change in primary energy use
Unit
terawatt-hours
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
Licence
CC BY 4.0 (Our World in Data)
Coverage
221 places, 10,501 data points, 1966–2025
Last refreshed

Change in total energy supply relative to the previous year, measured in terawatt-hours.