Primary energy use by source in OECD (EI)
OECD (EI): Primary energy use by source was 1,228 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
1,228 terawatt-hours
Change on year
up 2.0%
Rank
1st
of 2 groups
All-time high
1,228 terawatt-hours
in 2025
All-time low
0 terawatt-hours
in 1965
Years of data
61
1965–2025
Primary energy use by source in OECD (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
The most recent figure for primary energy use by source in OECD (EI) is 1,228 terawatt-hours, measured in 2025. That is the highest value across all 61 years on record.
Compared with earlier readings it is up 2.0% on the previous year and up 118.9% over ten years.
Over the whole period, primary energy use by source in OECD (EI) peaked at 1,228 terawatt-hours in 2025 and was at its lowest, 0 terawatt-hours, in 1965.
The series is highly variable year to year, so single readings are best treated with caution.
Primary energy use by source in OECD (EI), year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1965 | 0 terawatt-hours | — |
| 1966 | 0 terawatt-hours | — |
| 1967 | 0 terawatt-hours | — |
| 1968 | 0 terawatt-hours | — |
| 1969 | 0 terawatt-hours | — |
| 1970 | 0 terawatt-hours | — |
| 1971 | 0 terawatt-hours | — |
| 1972 | 0 terawatt-hours | — |
| 1973 | 0 terawatt-hours | — |
| 1974 | 0 terawatt-hours | — |
| 1975 | 0 terawatt-hours | — |
| 1976 | 0 terawatt-hours | — |
| 1977 | 0 terawatt-hours | — |
| 1978 | 0.003 terawatt-hours | — |
| 1979 | 0.006 terawatt-hours | +100.0% |
| 1980 | 0.0105 terawatt-hours | +75.0% |
| 1981 | 0.0105 terawatt-hours | +0.0% |
| 1982 | 0.0185 terawatt-hours | +76.2% |
| 1983 | 0.0328 terawatt-hours | +77.3% |
| 1984 | 0.0448 terawatt-hours | +36.5% |
| 1985 | 0.0642 terawatt-hours | +43.5% |
| 1986 | 0.1388 terawatt-hours | +116.2% |
| 1987 | 0.1954 terawatt-hours | +40.7% |
| 1988 | 0.3316 terawatt-hours | +69.7% |
| 1989 | 2.65 terawatt-hours | +699.1% |
| 1990 | 3.6 terawatt-hours | +35.8% |
| 1991 | 3.96 terawatt-hours | +10.1% |
| 1992 | 4.51 terawatt-hours | +13.9% |
| 1993 | 5.39 terawatt-hours | +19.5% |
| 1994 | 6.54 terawatt-hours | +21.3% |
| 1995 | 7.14 terawatt-hours | +9.2% |
| 1996 | 8.21 terawatt-hours | +15.0% |
| 1997 | 10.8 terawatt-hours | +31.5% |
| 1998 | 14.43 terawatt-hours | +33.6% |
| 1999 | 19.19 terawatt-hours | +33.0% |
| 2000 | 28.93 terawatt-hours | +50.7% |
| 2001 | 34.95 terawatt-hours | +20.8% |
| 2002 | 48.73 terawatt-hours | +39.4% |
| 2003 | 58.84 terawatt-hours | +20.7% |
| 2004 | 77.97 terawatt-hours | +32.5% |
| 2005 | 95.36 terawatt-hours | +22.3% |
| 2006 | 118.58 terawatt-hours | +24.3% |
| 2007 | 151.66 terawatt-hours | +27.9% |
| 2008 | 190.15 terawatt-hours | +25.4% |
| 2009 | 228.2 terawatt-hours | +20.0% |
| 2010 | 269.99 terawatt-hours | +18.3% |
| 2011 | 332.39 terawatt-hours | +23.1% |
| 2012 | 384.46 terawatt-hours | +15.7% |
| 2013 | 444.85 terawatt-hours | +15.7% |
| 2014 | 480.37 terawatt-hours | +8.0% |
| 2015 | 561.3 terawatt-hours | +16.8% |
| 2016 | 609.91 terawatt-hours | +8.7% |
| 2017 | 700.66 terawatt-hours | +14.9% |
| 2018 | 748.02 terawatt-hours | +6.8% |
| 2019 | 834.13 terawatt-hours | +11.5% |
| 2020 | 939.49 terawatt-hours | +12.6% |
| 2021 | 979.55 terawatt-hours | +4.3% |
| 2022 | 1,096 terawatt-hours | +11.9% |
| 2023 | 1,146 terawatt-hours | +4.5% |
| 2024 | 1,205 terawatt-hours | +5.2% |
| 2025 | 1,228 terawatt-hours | +2.0% |
Biggest year-on-year movements
Years where Primary energy use by source in OECD (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 |
|---|---|---|---|
| 1989 | +699.1% | 0.3316 terawatt-hours | 2.65 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 5 |
| 1970s | 0.0009 terawatt-hours | 0 terawatt-hours | 0.006 terawatt-hours | 10 |
| 1980s | 0.3497 terawatt-hours | 0.0105 terawatt-hours | 2.65 terawatt-hours | 10 |
| 1990s | 8.38 terawatt-hours | 3.6 terawatt-hours | 19.19 terawatt-hours | 10 |
| 2000s | 103.34 terawatt-hours | 28.93 terawatt-hours | 228.2 terawatt-hours | 10 |
| 2010s | 536.61 terawatt-hours | 269.99 terawatt-hours | 834.13 terawatt-hours | 10 |
| 2020s | 1,099 terawatt-hours | 939.49 terawatt-hours | 1,228 terawatt-hours | 6 |
Countries ranked near OECD (EI)
More energy & mining data for OECD (EI)
- Primary energy use, annual growth rate 0.7889 % change on previous year (2025)
- Fossil fuel production by fuel 16,830 terawatt-hours (2025)
- Gas production 16,830 terawatt-hours (2025)
- Primary energy use, annual growth rate 0.7889 % change on previous year (2025)
- Fossil fuel consumption, annual growth rate 0.6864 % change on previous year (2025)
- Annual change in primary energy use, annual growth rate -12.51 % change on previous year (2025)
- Oil consumption, annual growth rate 0.0378 % change on previous year (2025)
- Primary energy use, annual growth rate 0.7889 % change on previous year (2025)
- Share of electricity generation from fossil fuels 47.5% (2025)
- Coal consumption, annual growth rate 0.8368 % change on previous year (2025)
Frequently asked questions
- What is primary energy use by source in OECD (EI)?
- Primary energy use by source in OECD (EI) was 1,228 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 primary energy use by source recorded in OECD (EI)?
- The highest recorded value was 1,228 terawatt-hours in 2025.
- What is the lowest primary energy use by source recorded in OECD (EI)?
- The lowest recorded value was 0 terawatt-hours in 1965.
- How does OECD (EI) rank for primary energy use by source?
- OECD (EI) ranks 1st out of 2 groups with data for 2025.
- Is primary energy use by source rising or falling in OECD (EI)?
- Over the last ten years it is up 118.9%. The long-run trend across the full record is volatile.
- Where does this OECD (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 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 in terawatt-hours of total energy supply.