Annual change in primary energy from nuclear in CIS (EI)
CIS (EI): Annual change in primary energy from nuclear was 13.01 terawatt-hours in 2025. ◆ Volatile
Annual 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 terawatt-hours.
Analysis
CIS (EI) recorded 13.01 terawatt-hours for annual change in primary energy from nuclear in 2025.
That represents a change of up 77.5% on the previous year and down 71.4% over ten years.
Over the whole period, annual change in primary energy from nuclear in CIS (EI) peaked at 98.19 terawatt-hours in 1984 and was at its lowest, -118.83 terawatt-hours, 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 | 1.34 terawatt-hours | 0.5759 terawatt-hours | 2.67 terawatt-hours | 4 |
| 1970s | 16.97 terawatt-hours | 2.29 terawatt-hours | 39.02 terawatt-hours | 10 |
| 1980s | 23.67 terawatt-hours | -118.83 terawatt-hours | 98.19 terawatt-hours | 10 |
| 1990s | -4.17 terawatt-hours | -64.95 terawatt-hours | 56.23 terawatt-hours | 10 |
| 2000s | 12.76 terawatt-hours | -16.46 terawatt-hours | 26.57 terawatt-hours | 10 |
| 2010s | 13.67 terawatt-hours | -15.08 terawatt-hours | 45.56 terawatt-hours | 10 |
| 2020s | 13.82 terawatt-hours | 1.8 terawatt-hours | 33.82 terawatt-hours | 6 |
Countries ranked near CIS (EI)
More energy & mining data for CIS (EI)
- Fossil fuel production by fuel 7,984 terawatt-hours (2025)
- Gas production 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)
- Coal production 3,191 terawatt-hours (2025)
- Oil consumption 2,594 terawatt-hours (2025)
- Fossil fuel consumption by fuel 6,153 terawatt-hours (2025)
- Electricity generation from nuclear 238.54 terawatt-hours (2025)
- Annual percentage change in primary energy use 0.4% (2025)
- Primary energy use 11,292 terawatt-hours (2025)
Frequently asked questions
- What is annual change in primary energy from nuclear in CIS (EI)?
- Annual change in primary energy from nuclear in CIS (EI) was 13.01 terawatt-hours 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 change in primary energy from nuclear recorded in CIS (EI)?
- The highest recorded value was 98.19 terawatt-hours in 1984.
- What is the lowest annual change in primary energy from nuclear recorded in CIS (EI)?
- The lowest recorded value was -118.83 terawatt-hours in 1985.
- How does CIS (EI) rank for annual change in primary energy from nuclear?
- CIS (EI) ranks 2nd out of 3 groups with data for 2025.
- Is annual change in primary energy from nuclear rising or falling in CIS (EI)?
- Over the last ten years it is down 71.4%. 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 change in primary energy from nuclear. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 60 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.