South Korea vs Sweden: Annual change in primary energy from nuclear

South Korea
-12.31 terawatt-hours
in 2025
Sweden
-12.19 terawatt-hours
in 2025
South Korea rank
214th
Sweden rank
213th

Annual change in primary energy from nuclear over time

  • South Korea
  • Sweden
-50-2502550196619952025

How they compare

Sweden currently reports -12.19 terawatt-hours against -12.31 terawatt-hours in South Korea, a difference of 0.12 terawatt-hours.

The two have swapped places 32 times across 60 shared years of data; in 1966 it was Sweden ahead.

South Korea ranks 214th and Sweden ranks 213th of 218 countries.

Across the 7 decades both report, South Korea averaged higher in 3 and Sweden in 4.

Head to head by decade

Decade South Korea Sweden Difference Ahead
1960s 0 terawatt-hours 0.0326 terawatt-hours 0.0326 terawatt-hours Sweden
1970s 0.9551 terawatt-hours 6.36 terawatt-hours 5.4 terawatt-hours Sweden
1980s 13.4 terawatt-hours 13.5 terawatt-hours 0.1063 terawatt-hours Sweden
1990s 16.88 terawatt-hours 2.3 terawatt-hours 14.58 terawatt-hours South Korea
2000s 13.55 terawatt-hours -6.37 terawatt-hours 19.92 terawatt-hours South Korea
2010s -0.564 terawatt-hours 4.23 terawatt-hours 4.79 terawatt-hours Sweden
2020s 19.59 terawatt-hours -9.84 terawatt-hours 29.43 terawatt-hours South Korea

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual change in primary energy from nuclear, South Korea or Sweden?
Sweden, at -12.19 terawatt-hours against -12.31 terawatt-hours in South Korea as of 2025.
What is the difference in annual change in primary energy from nuclear between South Korea and Sweden?
0.12 terawatt-hours, with Sweden ahead.
How many years of comparable data are there for South Korea and Sweden?
60 years are reported by both, from 1966 to 2025.
How do South Korea and Sweden rank globally for annual change in primary energy from nuclear?
South Korea ranks 214th and Sweden ranks 213th of 218 countries.
Where does this data come from?
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Annual change in primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Annual change in primary energy from nuclear
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
221 places, 10,533 data points, 1966–2025
Last refreshed

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