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

Belgium
-22.82 terawatt-hours
in 2025
South Korea
-12.31 terawatt-hours
in 2025
Belgium rank
217th
South Korea rank
214th

Annual change in primary energy from nuclear over time

  • Belgium
  • South Korea
-40-200204060196619952025

How they compare

South Korea currently reports -12.31 terawatt-hours against -22.82 terawatt-hours in Belgium, a difference of 10.51 terawatt-hours.

The two have swapped places 23 times across 60 shared years of data; in 1966 it was Belgium ahead.

Belgium ranks 217th and South Korea ranks 214th of 218 countries.

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

Head to head by decade

Decade Belgium South Korea Difference Ahead
1960s 0.0167 terawatt-hours 0 terawatt-hours 0.0167 terawatt-hours Belgium
1970s 3.45 terawatt-hours 0.9551 terawatt-hours 2.49 terawatt-hours Belgium
1980s 9.03 terawatt-hours 13.4 terawatt-hours 4.36 terawatt-hours South Korea
1990s 2.36 terawatt-hours 16.88 terawatt-hours 14.51 terawatt-hours South Korea
2000s -0.5439 terawatt-hours 13.55 terawatt-hours 14.09 terawatt-hours South Korea
2010s -1.12 terawatt-hours -0.564 terawatt-hours 0.5567 terawatt-hours South Korea
2020s -10 terawatt-hours 19.59 terawatt-hours 29.59 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, Belgium or South Korea?
South Korea, at -12.31 terawatt-hours against -22.82 terawatt-hours in Belgium as of 2025.
What is the difference in annual change in primary energy from nuclear between Belgium and South Korea?
10.51 terawatt-hours, with South Korea ahead.
How many years of comparable data are there for Belgium and South Korea?
60 years are reported by both, from 1966 to 2025.
How do Belgium and South Korea rank globally for annual change in primary energy from nuclear?
Belgium ranks 217th and South Korea ranks 214th 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.