Annual change in primary energy from fossil fuels in OECD (EI)
OECD (EI): Annual change in primary energy from fossil fuels was 335.93 terawatt-hours in 2025. ◆ Volatile
Annual change in primary energy from fossil fuels in OECD (EI), 1966–2025
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, annual change in primary energy from fossil fuels in OECD (EI) stood at 335.93 terawatt-hours.
Compared with earlier readings it is up 255.0% on the previous year and up 560.1% over ten years.
Over the whole period, annual change in primary energy from fossil fuels in OECD (EI) peaked at 2,550 terawatt-hours in 2021 and was at its lowest, -4,763 terawatt-hours, in 2020.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 1,727 terawatt-hours | 1,154 terawatt-hours | 2,274 terawatt-hours | 4 |
| 1970s | 1,009 terawatt-hours | -1,060 terawatt-hours | 2,317 terawatt-hours | 10 |
| 1980s | 102.36 terawatt-hours | -1,640 terawatt-hours | 1,416 terawatt-hours | 10 |
| 1990s | 594.43 terawatt-hours | -64.56 terawatt-hours | 1,720 terawatt-hours | 10 |
| 2000s | -55.61 terawatt-hours | -3,275 terawatt-hours | 1,113 terawatt-hours | 10 |
| 2010s | 67.05 terawatt-hours | -948.26 terawatt-hours | 1,943 terawatt-hours | 10 |
| 2020s | -530.2 terawatt-hours | -4,763 terawatt-hours | 2,550 terawatt-hours | 6 |
Countries ranked near OECD (EI)
- 1 United States 440.81 terawatt-hours compare
- 2 China 315.07 terawatt-hours compare
- 3 Indonesia 165.67 terawatt-hours compare
- 4 Turkey 84.85 terawatt-hours compare
- 5 Bangladesh 52.63 terawatt-hours compare
More energy & mining data for OECD (EI)
- Fossil fuel production by fuel 16,830 terawatt-hours (2025)
- Gas production 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)
- Electricity generation from nuclear 1,879 terawatt-hours (2025)
- Annual percentage change in primary energy use 0.8% (2025)
- Coal production 7,718 terawatt-hours (2025)
- Primary energy use 61,079 terawatt-hours (2025)
- Share of primary energy from nuclear 9.3% (2025)
- Annual change in primary energy use 478.07 terawatt-hours (2025)
Frequently asked questions
- What is annual change in primary energy from fossil fuels in OECD (EI)?
- Annual change in primary energy from fossil fuels in OECD (EI) was 335.93 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 annual change in primary energy from fossil fuels recorded in OECD (EI)?
- The highest recorded value was 2,550 terawatt-hours in 2021.
- What is the lowest annual change in primary energy from fossil fuels recorded in OECD (EI)?
- The lowest recorded value was -4,763 terawatt-hours in 2020.
- How does OECD (EI) rank for annual change in primary energy from fossil fuels?
- OECD (EI) ranks 2nd out of 3 groups with data for 2025.
- Is annual change in primary energy from fossil fuels rising or falling in OECD (EI)?
- Over the last ten years it is up 560.1%. 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 Annual change in primary energy from fossil fuels. Statizoid updates them automatically from the source API.
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About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.