Iran vs Sri Lanka: Share of primary energy from nuclear
Iran
0.4%
in 2025
Sri Lanka
0.0%
in 2025
Iran rank
31st
Sri Lanka rank
32nd
Share of primary energy from nuclear over time
- Iran
- Sri Lanka
How they compare
Iran currently reports 0.4% against 0.0% in Sri Lanka, a difference of 0.4%.
The two have swapped places 1 time across 61 shared years of data; in 1965 it was Sri Lanka ahead.
Iran ranks 31st and Sri Lanka ranks 32nd of 215 countries.
Iran has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Iran | Sri Lanka | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.0% | 0.0% | 0.0% | — |
| 1970s | 0.0% | 0.0% | 0.0% | — |
| 1980s | 0.0% | 0.0% | 0.0% | — |
| 1990s | 0.0% | 0.0% | 0.0% | — |
| 2000s | 0.0% | 0.0% | 0.0% | — |
| 2010s | 0.4% | 0.0% | 0.4% | Iran |
| 2020s | 0.5% | 0.0% | 0.5% | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of primary energy from nuclear, Iran or Sri Lanka?
- Iran, at 0.4% against 0.0% in Sri Lanka as of 2025.
- What is the difference in share of primary energy from nuclear between Iran and Sri Lanka?
- 0.4%, with Iran ahead.
- How many years of comparable data are there for Iran and Sri Lanka?
- 61 years are reported by both, from 1965 to 2025.
- How do Iran and Sri Lanka rank globally for share of primary energy from nuclear?
- Iran ranks 31st and Sri Lanka ranks 32nd 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.