Fossil fuel supply by source in CIS (EI)
CIS (EI): Fossil fuel supply by source was 6,153 terawatt-hours in 2025. ▲ Rising
Fossil fuel supply by source in CIS (EI), 1965–2025
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, fossil fuel supply by source in CIS (EI) stood at 6,153 terawatt-hours. That is the highest value across all 61 years on record.
Compared with earlier readings it is up 0.3% on the previous year and up 18.0% over ten years.
Over the whole period, fossil fuel supply by source in CIS (EI) peaked at 6,153 terawatt-hours in 2025 and was at its lowest, 1,217 terawatt-hours, in 1965.
The long-run direction has been consistently rising across the 61 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 1,481 terawatt-hours | 1,217 terawatt-hours | 1,724 terawatt-hours | 5 |
| 1970s | 2,712 terawatt-hours | 1,895 terawatt-hours | 3,659 terawatt-hours | 10 |
| 1980s | 4,525 terawatt-hours | 3,771 terawatt-hours | 5,062 terawatt-hours | 10 |
| 1990s | 4,743 terawatt-hours | 4,275 terawatt-hours | 5,205 terawatt-hours | 10 |
| 2000s | 4,910 terawatt-hours | 4,518 terawatt-hours | 5,291 terawatt-hours | 10 |
| 2010s | 5,447 terawatt-hours | 5,214 terawatt-hours | 5,813 terawatt-hours | 10 |
| 2020s | 5,912 terawatt-hours | 5,549 terawatt-hours | 6,153 terawatt-hours | 6 |
Countries ranked near CIS (EI)
- 1 United States 9,134 terawatt-hours compare
- 2 Russia 4,800 terawatt-hours compare
- 3 China 4,419 terawatt-hours compare
- 4 Iran 2,563 terawatt-hours compare
- 5 Saudi Arabia 1,338 terawatt-hours 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)
- Oil consumption 2,594 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 fossil fuel supply by source in CIS (EI)?
- Fossil fuel supply by source in CIS (EI) was 6,153 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 fossil fuel supply by source recorded in CIS (EI)?
- The highest recorded value was 6,153 terawatt-hours in 2025.
- What is the lowest fossil fuel supply by source recorded in CIS (EI)?
- The lowest recorded value was 1,217 terawatt-hours in 1965.
- How does CIS (EI) rank for fossil fuel supply by source?
- CIS (EI) ranks 2nd out of 3 groups with data for 2025.
- Is fossil fuel supply by source rising or falling in CIS (EI)?
- Over the last ten years it is up 18.0%. The long-run trend across the full record is rising.
- 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 Fossil fuel supply by source. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured in terawatt-hours of total energy supply.