Iran, Islamic Rep. vs Taiwan: Share of primary energy from nuclear
Iran, Islamic Rep.
0.4%
in 2025
Taiwan
0.8%
in 2025
Iran, Islamic Rep. rank
31st
Taiwan rank
30th
Share of primary energy from nuclear over time
- Iran, Islamic Rep.
- Taiwan
How they compare
Taiwan currently reports 0.8% against 0.4% in Iran, Islamic Rep., a difference of 0.4%.
That makes Taiwan's figure about 1.9 times Iran, Islamic Rep.'s.
Across all 61 years both countries report, Taiwan has been ahead every year.
Iran, Islamic Rep. ranks 31st and Taiwan ranks 30th of 215 countries.
Taiwan has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Iran, Islamic Rep. | Taiwan | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.0% | 0.0% | 0.0% | — |
| 1970s | 0.0% | 1.0% | 1.0% | Taiwan |
| 1980s | 0.0% | 16.4% | 16.4% | Taiwan |
| 1990s | 0.0% | 14.5% | 14.5% | Taiwan |
| 2000s | 0.0% | 10.2% | 10.2% | Taiwan |
| 2010s | 0.4% | 8.3% | 7.8% | Taiwan |
| 2020s | 0.5% | 4.6% | 4.1% | Taiwan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of primary energy from nuclear, Iran, Islamic Rep. or Taiwan?
- Taiwan, at 0.8% against 0.4% in Iran, Islamic Rep. as of 2025.
- What is the difference in share of primary energy from nuclear between Iran, Islamic Rep. and Taiwan?
- 0.4%, with Taiwan ahead.
- How many years of comparable data are there for Iran, Islamic Rep. and Taiwan?
- 61 years are reported by both, from 1965 to 2025.
- How do Iran, Islamic Rep. and Taiwan rank globally for share of primary energy from nuclear?
- Iran, Islamic Rep. ranks 31st and Taiwan ranks 30th of 215 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Share of primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured as a percentage of total energy supply.