Annual change in primary energy from fossil fuels in CIS (EI)
CIS (EI): Annual change in primary energy from fossil fuels was 34.05 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
34.05 terawatt-hours
Change on year
down 76.7%
Rank
2nd
of 2 groups
All-time high
529.31 terawatt-hours
in 1975
All-time low
-2,799 terawatt-hours
in 1985
Years of data
60
1966–2025
Annual change in primary energy from fossil fuels in CIS (EI), 1966–2025
Source: Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
In 2025, annual change in primary energy from fossil fuels in CIS (EI) stood at 34.05 terawatt-hours.
Compared with earlier readings it is down 76.7% on the previous year and up 113.2% over ten years.
Over the whole period, annual change in primary energy from fossil fuels in CIS (EI) peaked at 529.31 terawatt-hours in 1975 and was at its lowest, -2,799 terawatt-hours, in 1985.
The series is highly variable year to year, so single readings are best treated with caution.
Annual change in primary energy from fossil fuels in CIS (EI), year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1966 | 408.05 terawatt-hours | — |
| 1967 | 383.85 terawatt-hours | -5.9% |
| 1968 | 241 terawatt-hours | -37.2% |
| 1969 | 336.72 terawatt-hours | +39.7% |
| 1970 | 389.27 terawatt-hours | +15.6% |
| 1971 | 424.51 terawatt-hours | +9.1% |
| 1972 | 466.97 terawatt-hours | +10.0% |
| 1973 | 486.48 terawatt-hours | +4.2% |
| 1974 | 515.67 terawatt-hours | +6.0% |
| 1975 | 529.31 terawatt-hours | +2.6% |
| 1976 | 385.01 terawatt-hours | -27.3% |
| 1977 | 457.19 terawatt-hours | +18.7% |
| 1978 | 460.39 terawatt-hours | +0.7% |
| 1979 | 323.46 terawatt-hours | -29.7% |
| 1980 | 219.28 terawatt-hours | -32.2% |
| 1981 | 240.97 terawatt-hours | +9.9% |
| 1982 | 340.33 terawatt-hours | +41.2% |
| 1983 | 248.43 terawatt-hours | -27.0% |
| 1984 | 384.52 terawatt-hours | +54.8% |
| 1985 | -2,799 terawatt-hours | -827.9% |
| 1986 | 258.59 terawatt-hours | -109.2% |
| 1987 | 302.84 terawatt-hours | +17.1% |
| 1988 | 207.8 terawatt-hours | -31.4% |
| 1989 | 40.02 terawatt-hours | -80.7% |
| 1990 | -132.51 terawatt-hours | -431.1% |
| 1991 | -247.76 terawatt-hours | +87.0% |
| 1992 | -560.07 terawatt-hours | +126.1% |
| 1993 | -925.21 terawatt-hours | +65.2% |
| 1994 | -916.78 terawatt-hours | -0.9% |
| 1995 | -579.85 terawatt-hours | -36.8% |
| 1996 | -280.52 terawatt-hours | -51.6% |
| 1997 | -511.26 terawatt-hours | +82.3% |
| 1998 | -4.06 terawatt-hours | -99.2% |
| 1999 | 37.45 terawatt-hours | -1022.8% |
| 2000 | 48.63 terawatt-hours | +29.9% |
| 2001 | 142.27 terawatt-hours | +192.5% |
| 2002 | -4.8 terawatt-hours | -103.4% |
| 2003 | 204.27 terawatt-hours | -4358.3% |
| 2004 | 110.93 terawatt-hours | -45.7% |
| 2005 | 18.93 terawatt-hours | -82.9% |
| 2006 | 343.82 terawatt-hours | +1716.5% |
| 2007 | 100.56 terawatt-hours | -70.8% |
| 2008 | 55.18 terawatt-hours | -45.1% |
| 2009 | -432.78 terawatt-hours | -884.3% |
| 2010 | 368.93 terawatt-hours | -185.2% |
| 2011 | 435.17 terawatt-hours | +18.0% |
| 2012 | 117.46 terawatt-hours | -73.0% |
| 2013 | -186.66 terawatt-hours | -258.9% |
| 2014 | 55.21 terawatt-hours | -129.6% |
| 2015 | -258.46 terawatt-hours | -568.1% |
| 2016 | 205.55 terawatt-hours | -179.5% |
| 2017 | 114.6 terawatt-hours | -44.2% |
| 2018 | 429.74 terawatt-hours | +275.0% |
| 2019 | -60.71 terawatt-hours | -114.1% |
| 2020 | -410.33 terawatt-hours | +575.9% |
| 2021 | 414.01 terawatt-hours | -200.9% |
| 2022 | 343.49 terawatt-hours | -17.0% |
| 2023 | 131.08 terawatt-hours | -61.8% |
| 2024 | 145.96 terawatt-hours | +11.3% |
| 2025 | 34.05 terawatt-hours | -76.7% |
Biggest year-on-year movements
Years where Annual change in primary energy from fossil fuels 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 |
|---|---|---|---|
| 2003 | +4358.3% | -4.8 terawatt-hours | 204.27 terawatt-hours |
| 2006 | +1716.5% | 18.93 terawatt-hours | 343.82 terawatt-hours |
| 1999 | +1022.8% | -4.06 terawatt-hours | 37.45 terawatt-hours |
| 2009 | -884.3% | 55.18 terawatt-hours | -432.78 terawatt-hours |
| 1985 | -827.9% | 384.52 terawatt-hours | -2,799 terawatt-hours |
| 2020 | -575.9% | -60.71 terawatt-hours | -410.33 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 342.4 terawatt-hours | 241 terawatt-hours | 408.05 terawatt-hours | 4 |
| 1970s | 443.83 terawatt-hours | 323.46 terawatt-hours | 529.31 terawatt-hours | 10 |
| 1980s | -55.6 terawatt-hours | -2,799 terawatt-hours | 384.52 terawatt-hours | 10 |
| 1990s | -412.06 terawatt-hours | -925.21 terawatt-hours | 37.45 terawatt-hours | 10 |
| 2000s | 58.7 terawatt-hours | -432.78 terawatt-hours | 343.82 terawatt-hours | 10 |
| 2010s | 122.08 terawatt-hours | -258.46 terawatt-hours | 435.17 terawatt-hours | 10 |
| 2020s | 109.71 terawatt-hours | -410.33 terawatt-hours | 414.01 terawatt-hours | 6 |
Countries ranked near CIS (EI)
More energy & mining data for CIS (EI)
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Frequently asked questions
- What is annual change in primary energy from fossil fuels in CIS (EI)?
- Annual change in primary energy from fossil fuels in CIS (EI) was 34.05 terawatt-hours in 2025, according to Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data.
- What is the highest annual change in primary energy from fossil fuels recorded in CIS (EI)?
- The highest recorded value was 529.31 terawatt-hours in 1975.
- What is the lowest annual change in primary energy from fossil fuels recorded in CIS (EI)?
- The lowest recorded value was -2,799 terawatt-hours in 1985.
- How does CIS (EI) rank for annual change in primary energy from fossil fuels?
- CIS (EI) ranks 2nd out of 2 groups with data for 2025.
- Is annual change in primary energy from fossil fuels rising or falling in CIS (EI)?
- Over the last ten years it is up 113.2%. 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) – 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.
Download this data
CSV · JSON — 60 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.