South Korea vs United Kingdom: Annual change in primary energy from nuclear

South Korea
-12.31 terawatt-hours
in 2025
United Kingdom
-14.35 terawatt-hours
in 2025
South Korea rank
214th
United Kingdom rank
216th

Annual change in primary energy from nuclear over time

  • South Korea
  • United Kingdom
-40-200204060196619952025

How they compare

South Korea currently reports -12.31 terawatt-hours against -14.35 terawatt-hours in United Kingdom, a difference of 2.04 terawatt-hours.

The two have swapped places 25 times across 60 shared years of data; in 1966 it was United Kingdom ahead.

South Korea ranks 214th and United Kingdom ranks 216th of 218 countries.

Across the 7 decades both report, South Korea averaged higher in 5 and United Kingdom in 2.

Head to head by decade

Decade South Korea United Kingdom Difference Ahead
1960s 0 terawatt-hours 10.6 terawatt-hours 10.6 terawatt-hours United Kingdom
1970s 0.9551 terawatt-hours 2.78 terawatt-hours 1.83 terawatt-hours United Kingdom
1980s 13.4 terawatt-hours 10.13 terawatt-hours 3.27 terawatt-hours South Korea
1990s 16.88 terawatt-hours 7.09 terawatt-hours 9.79 terawatt-hours South Korea
2000s 13.55 terawatt-hours -7.89 terawatt-hours 21.44 terawatt-hours South Korea
2010s -0.564 terawatt-hours -3.91 terawatt-hours 3.35 terawatt-hours South Korea
2020s 19.59 terawatt-hours -10.27 terawatt-hours 29.86 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 United Kingdom?
South Korea, at -12.31 terawatt-hours against -14.35 terawatt-hours in United Kingdom as of 2025.
What is the difference in annual change in primary energy from nuclear between South Korea and United Kingdom?
2.04 terawatt-hours, with South Korea ahead.
How many years of comparable data are there for South Korea and United Kingdom?
60 years are reported by both, from 1966 to 2025.
How do South Korea and United Kingdom rank globally for annual change in primary energy from nuclear?
South Korea ranks 214th and United Kingdom ranks 216th 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.