Share of primary energy from nuclear in Sweden

Sweden: Share of primary energy from nuclear was 30.8% in 2025. ◆ Volatile

Latest (2025)
30.8%
Change on year
down 6.1%
World rank
4th
of 216 countries
All-time high
44.3%
in 1991
All-time low
0.0%
in 1965
Years of data
61
1965–2025

Share of primary energy from nuclear in Sweden, 1965–2025

010203040196519952025

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

The most recent figure for share of primary energy from nuclear in Sweden is 30.8%, measured in 2025.

The figure is down 6.1% on the previous year and down 12.0% over ten years.

Over the whole period, share of primary energy from nuclear in Sweden peaked at 44.3% in 1991 and was at its lowest, 0.0%, in 1965.

That places Sweden 4th out of 216 countries with data for 2025, putting it in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Share of primary energy from nuclear in Sweden, year by year

Annual values for Share of primary energy from nuclear in Sweden, 1965 to 2025.
Year % Change
1965 0.0%
1966 0.0% +128.9%
1967 0.0% +10.2%
1968 0.0% -57.8%
1969 0.0% +155.7%
1970 0.0% -14.7%
1971 0.1% +65.5%
1972 1.1% +1480.5%
1973 1.5% +38.1%
1974 1.6% +6.1%
1975 8.7% +439.5%
1976 10.6% +22.1%
1977 13.3% +25.6%
1978 13.4% +1.0%
1979 11.3% -15.9%
1980 15.1% +34.1%
1981 21.7% +43.5%
1982 23.5% +8.1%
1983 25.6% +9.3%
1984 30.1% +17.3%
1985 31.5% +4.7%
1986 34.7% +10.2%
1987 35.6% +2.5%
1988 37.4% +5.2%
1989 36.6% -2.1%
1990 40.1% +9.5%
1991 44.3% +10.4%
1992 39.0% -11.9%
1993 37.6% -3.5%
1994 41.2% +9.5%
1995 39.7% -3.7%
1996 40.9% +3.2%
1997 39.3% -4.0%
1998 39.8% +1.4%
1999 40.6% +1.9%
2000 35.1% -13.5%
2001 39.7% +13.2%
2002 38.2% -4.0%
2003 38.4% +0.5%
2004 40.6% +5.7%
2005 38.9% -4.0%
2006 37.2% -4.3%
2007 37.1% -0.3%
2008 36.0% -3.1%
2009 33.0% -8.2%
2010 33.6% +1.8%
2011 36.1% +7.4%
2012 36.9% +2.1%
2013 39.3% +6.6%
2014 39.0% -0.7%
2015 35.0% -10.4%
2016 37.9% +8.3%
2017 38.4% +1.4%
2018 40.4% +5.1%
2019 38.1% -5.6%
2020 32.3% -15.3%
2021 32.4% +0.5%
2022 32.7% +0.9%
2023 31.8% -2.7%
2024 32.8% +2.9%
2025 30.8% -6.1%

Biggest year-on-year movements

Years where Share of primary energy from nuclear in Sweden changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
1972 +1480.5% 0.1% 1.1%
1975 +439.5% 1.6% 8.7%
1969 +155.7% 0.0% 0.0%
1966 +128.9% 0.0% 0.0%
1971 +65.5% 0.0% 0.1%
1968 -57.8% 0.0% 0.0%

Averages by decade

DecadeAverage LowestHighest Years
1960s 0.0% 0.0% 0.0% 5
1970s 6.2% 0.0% 13.4% 10
1980s 29.2% 15.1% 37.4% 10
1990s 40.2% 37.6% 44.3% 10
2000s 37.4% 33.0% 40.6% 10
2010s 37.5% 33.6% 40.4% 10
2020s 32.1% 30.8% 32.8% 6

Countries ranked near Sweden

  1. 1 France 47.1% compare
  2. 2 Finland 33.5% compare
  3. 3 Slovakia 32.5% compare
  4. 5 Slovenia 25.7% compare
  5. 6 Ukraine 24.8% compare
  6. 7 Bulgaria 24.0% compare

See the full ranking of 218 places →

More energy & mining data for Sweden

All data for Sweden →

Frequently asked questions

What is share of primary energy from nuclear in Sweden?
Share of primary energy from nuclear in Sweden was 30.8% 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 from nuclear recorded in Sweden?
The highest recorded value was 44.3% in 1991.
What is the lowest share of primary energy from nuclear recorded in Sweden?
The lowest recorded value was 0.0% in 1965.
How does Sweden rank for share of primary energy from nuclear?
Sweden ranks 4th out of 216 countries with data for 2025.
Is share of primary energy from nuclear rising or falling in Sweden?
Over the last ten years it is down 12.0%. The long-run trend across the full record is volatile.
Where does this Sweden 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 from nuclear. Statizoid updates them automatically from the source API.

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Share of primary energy from nuclear in Sweden. Statizoid, drawing on Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Retrieved 22 September 2026, from https://energy.statizoid.com/stat/nuclear-primary-energy/sweden/

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About this data

Indicator
Share of primary energy from nuclear
Unit
%
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
218 places, 10,361 data points, 1965–2025
Last refreshed

Measured as a percentage of total energy supply.