Share of primary energy use by source in CIS (EI)
CIS (EI): Share of primary energy use by source was 54.5% in 2025. ▲ Rising
Share of primary energy use by source 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
The most recent figure for share of primary energy use by source in CIS (EI) is 54.5%, measured in 2025.
Compared with earlier readings it is down 0.1% on the previous year and up 1.8% over ten years.
Over the whole period, share of primary energy use by source in CIS (EI) peaked at 55.7% in 2007 and was at its lowest, 18.0%, 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 | 19.7% | 18.0% | 21.1% | 5 |
| 1970s | 25.0% | 22.1% | 28.5% | 10 |
| 1980s | 35.1% | 28.8% | 40.4% | 10 |
| 1990s | 48.5% | 41.3% | 53.6% | 10 |
| 2000s | 54.5% | 53.4% | 55.7% | 10 |
| 2010s | 54.3% | 53.4% | 55.7% | 10 |
| 2020s | 54.3% | 53.9% | 54.7% | 6 |
Countries ranked near CIS (EI)
- 1 Trinidad and Tobago 87.0% compare
- 2 Turkmenistan 81.0% compare
- 2 USSR 34.7% compare
- 3 Uzbekistan 75.3% compare
- 4 Qatar 70.6% 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 share of primary energy use by source in CIS (EI)?
- Share of primary energy use by source in CIS (EI) was 54.5% 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 share of primary energy use by source recorded in CIS (EI)?
- The highest recorded value was 55.7% in 2007.
- What is the lowest share of primary energy use by source recorded in CIS (EI)?
- The lowest recorded value was 18.0% in 1965.
- How does CIS (EI) rank for share of primary energy use by source?
- CIS (EI) ranks 1st out of 3 groups with data for 2025.
- Is share of primary energy use by source rising or falling in CIS (EI)?
- Over the last ten years it is up 1.8%. 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); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as part of Share of primary energy use 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 as a percentage of total energy supply.