Primary energy from fossil fuels, nuclear, and renewables in CIS (EI)
CIS (EI): Primary energy from fossil fuels, nuclear, and renewables was 6.4% in 2025. ◆ Volatile
Primary energy from fossil fuels, nuclear, and renewables in CIS (EI), 1965–2025
Source: Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Measured in %.
Analysis
In 2025, primary energy from fossil fuels, nuclear, and renewables in CIS (EI) stood at 6.4%.
The figure is up 1.4% on the previous year and up 3.8% over ten years.
Over the whole period, primary energy from fossil fuels, nuclear, and renewables in CIS (EI) peaked at 6.6% in 2021 and was at its lowest, 0.1%, in 1965.
The series is highly variable year to year, so single readings are best treated with caution.
Primary energy from fossil fuels, nuclear, and renewables in CIS (EI), year by year
| Year | % | Change |
|---|---|---|
| 1965 | 0.1% | — |
| 1966 | 0.1% | +4.4% |
| 1967 | 0.1% | +3.7% |
| 1968 | 0.1% | +34.4% |
| 1969 | 0.1% | +11.0% |
| 1970 | 0.2% | +15.2% |
| 1971 | 0.2% | +16.9% |
| 1972 | 0.3% | +73.3% |
| 1973 | 0.4% | +38.2% |
| 1974 | 0.6% | +42.2% |
| 1975 | 0.8% | +26.8% |
| 1976 | 1.0% | +28.4% |
| 1977 | 1.3% | +28.1% |
| 1978 | 1.3% | -1.2% |
| 1979 | 1.4% | +10.6% |
| 1980 | 1.7% | +21.4% |
| 1981 | 2.0% | +15.3% |
| 1982 | 2.2% | +12.0% |
| 1983 | 2.4% | +8.8% |
| 1984 | 3.0% | +24.6% |
| 1985 | 2.7% | -9.0% |
| 1986 | 2.8% | +0.9% |
| 1987 | 3.2% | +15.9% |
| 1988 | 3.4% | +6.1% |
| 1989 | 3.3% | -1.6% |
| 1990 | 2.9% | -12.8% |
| 1991 | 3.0% | +3.9% |
| 1992 | 3.1% | +4.4% |
| 1993 | 3.4% | +8.2% |
| 1994 | 3.1% | -9.6% |
| 1995 | 3.3% | +8.3% |
| 1996 | 3.8% | +14.9% |
| 1997 | 4.0% | +5.2% |
| 1998 | 3.9% | -4.3% |
| 1999 | 4.5% | +16.2% |
| 2000 | 4.8% | +6.1% |
| 2001 | 4.9% | +2.6% |
| 2002 | 5.1% | +3.6% |
| 2003 | 5.2% | +3.1% |
| 2004 | 5.0% | -4.8% |
| 2005 | 5.1% | +3.2% |
| 2006 | 5.1% | +0.5% |
| 2007 | 5.2% | +1.0% |
| 2008 | 5.3% | +1.3% |
| 2009 | 5.5% | +4.9% |
| 2010 | 5.5% | -0.1% |
| 2011 | 5.3% | -3.0% |
| 2012 | 5.4% | +1.2% |
| 2013 | 5.4% | -0.9% |
| 2014 | 5.6% | +4.0% |
| 2015 | 6.2% | +10.6% |
| 2016 | 6.0% | -1.9% |
| 2017 | 6.2% | +2.0% |
| 2018 | 5.9% | -3.7% |
| 2019 | 6.1% | +2.6% |
| 2020 | 6.5% | +7.5% |
| 2021 | 6.6% | +0.6% |
| 2022 | 6.4% | -2.6% |
| 2023 | 6.3% | -1.0% |
| 2024 | 6.3% | -0.5% |
| 2025 | 6.4% | +1.4% |
Biggest year-on-year movements
Years where Primary energy from fossil fuels, nuclear, and renewables in CIS (EI) changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1972 | +73.3% | 0.2% | 0.3% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0.1% | 0.1% | 0.1% | 5 |
| 1970s | 0.7% | 0.2% | 1.4% | 10 |
| 1980s | 2.7% | 1.7% | 3.4% | 10 |
| 1990s | 3.5% | 2.9% | 4.5% | 10 |
| 2000s | 5.1% | 4.8% | 5.5% | 10 |
| 2010s | 5.8% | 5.3% | 6.2% | 10 |
| 2020s | 6.4% | 6.3% | 6.6% | 6 |
Countries ranked near CIS (EI)
More energy & mining data for CIS (EI)
- Primary energy use, annual growth rate 0.3921 % change on previous year (2025)
- Fossil fuel production by fuel 7,984 terawatt-hours (2025)
- Gas production 7,984 terawatt-hours (2025)
- Primary energy use, annual growth rate 0.3921 % change on previous year (2025)
- Fossil fuel consumption, annual growth rate 0.3332 % change on previous year (2025)
- Annual change in primary energy use, annual growth rate -74.99 % change on previous year (2025)
- Primary energy use, annual growth rate 0.3921 % change on previous year (2025)
- Oil consumption, annual growth rate 0.9331 % change on previous year (2025)
- Share of electricity generation from fossil fuels 66.0% (2025)
- Coal consumption, annual growth rate -0.6577 % change on previous year (2025)
Frequently asked questions
- What is primary energy from fossil fuels, nuclear, and renewables in CIS (EI)?
- Primary energy from fossil fuels, nuclear, and renewables in CIS (EI) was 6.4% in 2025, according to Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data.
- What is the highest primary energy from fossil fuels, nuclear, and renewables recorded in CIS (EI)?
- The highest recorded value was 6.6% in 2021.
- What is the lowest primary energy from fossil fuels, nuclear, and renewables recorded in CIS (EI)?
- The lowest recorded value was 0.1% in 1965.
- How does CIS (EI) rank for primary energy from fossil fuels, nuclear, and renewables?
- CIS (EI) ranks 2nd out of 2 groups with data for 2025.
- Is primary energy from fossil fuels, nuclear, and renewables rising or falling in CIS (EI)?
- Over the last ten years it is up 3.8%. 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); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as part of Primary energy from fossil fuels, nuclear, and renewables. 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 as a percentage of total energy supply.