Share of primary energy use by source in OECD (EI)
OECD (EI): Share of primary energy use by source was 29.7% in 2025. ▲ Rising
Share of primary energy use by source in OECD (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
OECD (EI) recorded 29.7% for share of primary energy use by source in 2025.
The figure is up 0.7% on the previous year and up 14.0% over ten years.
Over the whole period, share of primary energy use by source in OECD (EI) peaked at 30.4% in 2020 and was at its lowest, 16.2%, 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 | 17.1% | 16.2% | 18.0% | 5 |
| 1970s | 18.6% | 18.0% | 19.2% | 10 |
| 1980s | 18.4% | 17.6% | 18.9% | 10 |
| 1990s | 20.1% | 18.7% | 21.2% | 10 |
| 2000s | 22.1% | 21.5% | 23.6% | 10 |
| 2010s | 26.1% | 24.3% | 28.6% | 10 |
| 2020s | 29.6% | 29.3% | 30.4% | 6 |
Countries ranked near OECD (EI)
- 1 Trinidad and Tobago 87.0% compare
- 2 Turkmenistan 81.0% compare
- 3 Uzbekistan 75.3% compare
- 4 Qatar 70.6% compare
- 5 Iran 69.5% compare
- 6 Oman 68.4% compare
More energy & mining data for OECD (EI)
- Gas production 16,830 terawatt-hours (2025)
- Fossil fuel production by fuel 16,830 terawatt-hours (2025)
- Share of electricity generation from fossil fuels 47.5% (2025)
- Primary energy from fossil fuels, nuclear, and renewables 9.3% (2025)
- Gas consumption 18,113 terawatt-hours (2025)
- Fossil fuel consumption by fuel 18,113 terawatt-hours (2025)
- Electricity generation from nuclear 1,879 terawatt-hours (2025)
- Share of primary energy from nuclear 9.3% (2025)
- Coal production 7,718 terawatt-hours (2025)
- Annual change in primary energy use 478.07 terawatt-hours (2025)
Frequently asked questions
- What is share of primary energy use by source in OECD (EI)?
- Share of primary energy use by source in OECD (EI) was 29.7% 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 OECD (EI)?
- The highest recorded value was 30.4% in 2020.
- What is the lowest share of primary energy use by source recorded in OECD (EI)?
- The lowest recorded value was 16.2% in 1965.
- How does OECD (EI) rank for share of primary energy use by source?
- OECD (EI) ranks 3rd out of 3 groups with data for 2025.
- Is share of primary energy use by source rising or falling in OECD (EI)?
- Over the last ten years it is up 14.0%. The long-run trend across the full record is rising.
- Where does this OECD (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.