Annual percentage change in primary energy from nuclear in Iran
Iran: Annual percentage change in primary energy from nuclear was -23.4% in 2025. ◆ Volatile
Annual percentage change in primary energy from nuclear in Iran, 2012–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in %.
Analysis
Iran recorded -23.4% for annual percentage change in primary energy from nuclear in 2025.
Compared with earlier readings it is down 486.7% on the previous year and down 66.1% over ten years.
Over the whole period, annual percentage change in primary energy from nuclear in Iran peaked at 1,255.7% in 2012 and was at its lowest, -44.1%, in 2021.
That places Iran 29th out of 35 countries with data for 2025, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 189.4% | -14.1% | 1,255.7% | 8 |
| 2020s | 4.0% | -44.1% | 85.7% | 6 |
Countries ranked near Iran
- 26 United Kingdom -11.7% compare
- 27 Mexico -17.9% compare
- 28 Switzerland -20.0% compare
- 30 Belgium -24.1% compare
- 31 Taiwan -73.4% compare
- 32 Germany -100.0% compare
- 32 Italy -100.0%
- 32 Kazakhstan -100.0%
- 32 Lithuania -100.0%
More energy & mining data for Iran
- Fuel imports 2.0% (2022)
- Ores and metals imports 2.0% (2022)
- Ores and metals exports 6.1% (2022)
- Gas production 2,648 terawatt-hours (2025)
- Fossil fuel production per person, by fuel 28,655 kilowatt-hours per person (2025)
- Fossil fuel production by fuel 2,648 terawatt-hours (2025)
- Gas production per person 28,655 kilowatt-hours per person (2025)
- Fuel exports 56.4% (2022)
- Electric power transmission and distribution losses 10.0% (2023)
- Share of dietary energy supply from carbohydrates vs gdp per capita 62.86 (2023)
Frequently asked questions
- What is annual percentage change in primary energy from nuclear in Iran?
- Annual percentage change in primary energy from nuclear in Iran was -23.4% in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest annual percentage change in primary energy from nuclear recorded in Iran?
- The highest recorded value was 1,255.7% in 2012.
- What is the lowest annual percentage change in primary energy from nuclear recorded in Iran?
- The lowest recorded value was -44.1% in 2021.
- How does Iran rank for annual percentage change in primary energy from nuclear?
- Iran ranks 29th out of 35 countries with data for 2025.
- Is annual percentage change in primary energy from nuclear rising or falling in Iran?
- Over the last ten years it is down 66.1%. The long-run trend across the full record is volatile.
- Where does this Iran data come from?
- The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Annual percentage change in primary energy from nuclear. Statizoid updates them automatically from the source API.
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About this data
Percentage change in total energy supply relative to the previous year.