Annual percentage change in primary energy from nuclear in CIS (EI)
CIS (EI): Annual percentage change in primary energy from nuclear was 1.8% in 2025. ◆ Volatile
Annual percentage change in primary energy from nuclear in CIS (EI), 1966–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in %.
Analysis
CIS (EI) recorded 1.8% for annual percentage change in primary energy from nuclear in 2025.
That represents a change of up 75.7% on the previous year and down 77.7% over ten years.
Over the whole period, annual percentage change in primary energy from nuclear in CIS (EI) peaked at 82.5% in 1972 and was at its lowest, -27.3%, in 1985.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 18.8% | 9.2% | 39.0% | 4 |
| 1970s | 33.8% | 2.8% | 82.5% | 10 |
| 1980s | 9.9% | -27.3% | 29.1% | 10 |
| 1990s | -0.5% | -17.9% | 17.6% | 10 |
| 2000s | 3.0% | -3.6% | 7.1% | 10 |
| 2010s | 2.5% | -2.8% | 8.2% | 10 |
| 2020s | 2.1% | 0.3% | 5.1% | 6 |
Countries ranked near CIS (EI)
- 1 South Africa 30.9% compare
- 2 Netherlands 12.4% compare
- 3 Japan 10.8% compare
- 4 Belarus 8.3% compare
- 5 Czechia 8.0% compare
More energy & mining data for CIS (EI)
- Gas production 7,984 terawatt-hours (2025)
- Fossil fuel production by fuel 7,984 terawatt-hours (2025)
- Share of electricity generation from fossil fuels 66.0% (2025)
- Primary energy from fossil fuels, nuclear, and renewables 6.4% (2025)
- Gas consumption 6,153 terawatt-hours (2025)
- Fossil fuel consumption by fuel 6,153 terawatt-hours (2025)
- Electricity generation from nuclear 238.54 terawatt-hours (2025)
- Share of primary energy from nuclear 6.4% (2025)
- Coal production 3,191 terawatt-hours (2025)
- Annual change in primary energy use 44.06 terawatt-hours (2025)
Frequently asked questions
- What is annual percentage change in primary energy from nuclear in CIS (EI)?
- Annual percentage change in primary energy from nuclear in CIS (EI) was 1.8% 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 CIS (EI)?
- The highest recorded value was 82.5% in 1972.
- What is the lowest annual percentage change in primary energy from nuclear recorded in CIS (EI)?
- The lowest recorded value was -27.3% in 1985.
- How does CIS (EI) rank for annual percentage change in primary energy from nuclear?
- CIS (EI) ranks 2nd out of 3 groups with data for 2025.
- Is annual percentage change in primary energy from nuclear rising or falling in CIS (EI)?
- Over the last ten years it is down 77.7%. The long-run trend across the full record is volatile.
- Where does this CIS (EI) 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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CSV · JSON — 60 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Percentage change in total energy supply relative to the previous year.