Canada vs Korea: Annual percentage change in primary energy from nuclear
Canada
-0.2%
in 2025
Korea
-2.2%
in 2025
Canada rank
21st
Korea rank
24th
Annual percentage change in primary energy from nuclear over time
- Canada
- Korea
How they compare
Canada currently reports -0.2% against -2.2% in Korea, a difference of 2.0%.
The two have swapped places 21 times across 48 shared years of data; in 1978 it was Korea ahead.
Canada ranks 21st and Korea ranks 24th of 36 countries.
Across the 6 decades both report, Canada averaged higher in 1 and Korea in 5.
Head to head by decade
| Decade | Canada | Korea | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 15.7% | 1,594.0% | 1,578.3% | Korea |
| 1980s | 8.8% | 36.3% | 27.5% | Korea |
| 1990s | -0.2% | 8.2% | 8.4% | Korea |
| 2000s | 2.3% | 3.8% | 1.5% | Korea |
| 2010s | 1.2% | 0.1% | 1.1% | Canada |
| 2020s | -2.7% | 4.1% | 6.9% | Korea |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual percentage change in primary energy from nuclear, Canada or Korea?
- Canada, at -0.2% against -2.2% in Korea as of 2025.
- What is the difference in annual percentage change in primary energy from nuclear between Canada and Korea?
- 2.0%, with Canada ahead.
- How many years of comparable data are there for Canada and Korea?
- 48 years are reported by both, from 1978 to 2025.
- How do Canada and Korea rank globally for annual percentage change in primary energy from nuclear?
- Canada ranks 21st and Korea ranks 24th of 36 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) β with major processing by Our World in Data, published as Annual percentage 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
Percentage change in total energy supply relative to the previous year.