Annual change in primary energy from fossil fuels in CIS (EI)
CIS (EI): Annual change in primary energy from fossil fuels was 34.05 terawatt-hours in 2025. ◆ Volatile
Annual change in primary energy from fossil fuels 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
In 2025, annual change in primary energy from fossil fuels in CIS (EI) stood at 34.05 terawatt-hours.
Compared with earlier readings it is down 76.7% on the previous year and up 113.2% over ten years.
Over the whole period, annual change in primary energy from fossil fuels in CIS (EI) peaked at 529.31 terawatt-hours in 1975 and was at its lowest, -2,799 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 | 342.4 terawatt-hours | 241 terawatt-hours | 408.05 terawatt-hours | 4 |
| 1970s | 443.83 terawatt-hours | 323.46 terawatt-hours | 529.31 terawatt-hours | 10 |
| 1980s | -55.6 terawatt-hours | -2,799 terawatt-hours | 384.52 terawatt-hours | 10 |
| 1990s | -412.06 terawatt-hours | -925.21 terawatt-hours | 37.45 terawatt-hours | 10 |
| 2000s | 58.7 terawatt-hours | -432.78 terawatt-hours | 343.82 terawatt-hours | 10 |
| 2010s | 122.08 terawatt-hours | -258.46 terawatt-hours | 435.17 terawatt-hours | 10 |
| 2020s | 109.71 terawatt-hours | -410.33 terawatt-hours | 414.01 terawatt-hours | 6 |
Countries ranked near CIS (EI)
- 1 United States 440.81 terawatt-hours compare
- 2 China 315.07 terawatt-hours compare
- 3 Indonesia 165.67 terawatt-hours compare
- 4 Turkey 84.85 terawatt-hours compare
- 5 Bangladesh 52.63 terawatt-hours compare
- 6 Kazakhstan 52.56 terawatt-hours compare
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)
- Electricity generation from nuclear 238.54 terawatt-hours (2025)
- Annual percentage change in primary energy use 0.4% (2025)
- Coal production 3,191 terawatt-hours (2025)
- Primary energy use 11,292 terawatt-hours (2025)
- Share of primary energy from nuclear 6.4% (2025)
- Annual change in primary energy use 44.06 terawatt-hours (2025)
Frequently asked questions
- What is annual change in primary energy from fossil fuels in CIS (EI)?
- Annual change in primary energy from fossil fuels in CIS (EI) was 34.05 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 fossil fuels recorded in CIS (EI)?
- The highest recorded value was 529.31 terawatt-hours in 1975.
- What is the lowest annual change in primary energy from fossil fuels recorded in CIS (EI)?
- The lowest recorded value was -2,799 terawatt-hours in 1985.
- How does CIS (EI) rank for annual change in primary energy from fossil fuels?
- CIS (EI) ranks 3rd out of 3 groups with data for 2025.
- Is annual change in primary energy from fossil fuels rising or falling in CIS (EI)?
- Over the last ten years it is up 113.2%. 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 fossil fuels. Statizoid updates them automatically from the source API.
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About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.