Japan vs USSR: Annual percentage change in primary energy from nuclear
Japan
10.8%
in 2025
USSR
29.1%
in 1984
Japan rank
4th
USSR rank
2nd
Annual percentage change in primary energy from nuclear over time
- Japan
- USSR
How they compare
USSR currently reports 29.1% against 10.8% in Japan, a difference of 18.3%.
That makes USSR's figure about 2.7 times Japan's.
The two have swapped places 13 times across 19 shared years of data; in 1966 it was Japan ahead.
Japan ranks 4th and USSR ranks 2nd of 36 countries.
Across the 3 decades both report, Japan averaged higher in 2 and USSR in 1.
Head to head by decade
| Decade | Japan | USSR | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 578.3% | 18.8% | 559.6% | Japan |
| 1970s | 68.4% | 33.8% | 34.6% | Japan |
| 1980s | 13.9% | 19.4% | 5.6% | USSR |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual percentage change in primary energy from nuclear, Japan or USSR?
- USSR, at 29.1% against 10.8% in Japan as of 1984.
- What is the difference in annual percentage change in primary energy from nuclear between Japan and USSR?
- 18.3%, with USSR ahead.
- How many years of comparable data are there for Japan and USSR?
- 19 years are reported by both, from 1966 to 1984.
- How do Japan and USSR rank globally for annual percentage change in primary energy from nuclear?
- Japan ranks 4th and USSR ranks 2nd of 36 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 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.