Annual percentage change in primary energy from hydropower in Greece
Greece: Annual percentage change in primary energy from hydropower was -3.6% in 2025. ◆ Volatile
Annual percentage change in primary energy from hydropower in Greece, 1966–2025
Source: Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Measured in %.
Analysis
The most recent figure for annual percentage change in primary energy from hydropower in Greece is -3.6%, measured in 2025.
That represents a change of up 41.5% on the previous year and down 109.9% over ten years.
Over the whole period, annual percentage change in primary energy from hydropower in Greece peaked at 116.0% in 1966 and was at its lowest, -55.8%, in 2007.
That places Greece 34th out of 71 countries with data for 2025, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Annual percentage change in primary energy from hydropower in Greece, year by year
| Year | % | Change |
|---|---|---|
| 1966 | 116.0% | — |
| 1967 | -4.0% | -103.5% |
| 1968 | -17.6% | +334.7% |
| 1969 | 50.2% | -385.5% |
| 1970 | 28.3% | -43.7% |
| 1971 | 0.6% | -97.9% |
| 1972 | 0.9% | +55.3% |
| 1973 | -17.0% | -1899.0% |
| 1974 | 5.6% | -132.9% |
| 1975 | -14.1% | -353.6% |
| 1976 | -6.7% | -52.3% |
| 1977 | 2.3% | -133.9% |
| 1978 | 55.5% | +2323.6% |
| 1979 | 19.3% | -65.1% |
| 1980 | -4.5% | -123.3% |
| 1981 | 0.1% | -101.3% |
| 1982 | 4.5% | +7596.0% |
| 1983 | -34.3% | -858.6% |
| 1984 | 22.3% | -165.1% |
| 1985 | -2.0% | -108.9% |
| 1986 | 15.3% | -869.7% |
| 1987 | -14.1% | -191.7% |
| 1988 | -14.9% | +5.9% |
| 1989 | -19.7% | +32.3% |
| 1990 | -6.9% | -65.0% |
| 1991 | 75.2% | -1190.5% |
| 1992 | -28.9% | -138.5% |
| 1993 | 3.6% | -112.4% |
| 1994 | 13.9% | +287.4% |
| 1995 | 35.8% | +157.6% |
| 1996 | 23.2% | -35.1% |
| 1997 | -10.7% | -146.2% |
| 1998 | -4.3% | -60.3% |
| 1999 | 23.5% | -653.8% |
| 2000 | -19.6% | -183.2% |
| 2001 | -43.2% | +120.7% |
| 2002 | 33.5% | -177.6% |
| 2003 | 70.2% | +109.4% |
| 2004 | -2.0% | -102.8% |
| 2005 | 7.4% | -475.2% |
| 2006 | 16.9% | +128.4% |
| 2007 | -55.8% | -430.5% |
| 2008 | 27.8% | -149.8% |
| 2009 | 61.6% | +121.4% |
| 2010 | 39.6% | -35.6% |
| 2011 | -46.3% | -216.9% |
| 2012 | 9.5% | -120.5% |
| 2013 | 44.5% | +368.0% |
| 2014 | -29.4% | -166.2% |
| 2015 | 36.2% | -222.9% |
| 2016 | -9.1% | -125.2% |
| 2017 | -28.5% | +212.9% |
| 2018 | 44.9% | -257.7% |
| 2019 | -30.4% | -167.6% |
| 2020 | -16.4% | -46.0% |
| 2021 | 76.6% | -566.8% |
| 2022 | -34.7% | -145.3% |
| 2023 | -1.0% | -97.0% |
| 2024 | -6.1% | +492.2% |
| 2025 | -3.6% | -41.5% |
Greece compared with similar countries
- Greece's -3.6% is above the median for high income countries, which is -12.6%, 28% of the median. (38 countries reporting)
- Greece's -3.6% is above the median for Europe & Central Asia, which is -13.7%, 26% of the median. (38 countries reporting)
Biggest year-on-year movements
Years where Annual percentage change in primary energy from hydropower in Greece 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 |
|---|---|---|---|
| 1982 | +7596.0% | 0.1% | 4.5% |
| 1978 | +2323.6% | 2.3% | 55.5% |
| 1973 | -1899.0% | 0.9% | -17.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 36.1% | -17.6% | 116.0% | 4 |
| 1970s | 7.5% | -17.0% | 55.5% | 10 |
| 1980s | -4.7% | -34.3% | 22.3% | 10 |
| 1990s | 12.4% | -28.9% | 75.2% | 10 |
| 2000s | 9.7% | -55.8% | 70.2% | 10 |
| 2010s | 3.1% | -46.3% | 44.9% | 10 |
| 2020s | 2.5% | -34.7% | 76.6% | 6 |
Countries ranked near Greece
More reference data data for Greece
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.4067 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 1.38 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 2.86 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.2183 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 2.86 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 1.36 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.7298 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 4.78 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 11.6 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 1.19 (2050)
Frequently asked questions
- What is annual percentage change in primary energy from hydropower in Greece?
- Annual percentage change in primary energy from hydropower in Greece was -3.6% 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 percentage change in primary energy from hydropower recorded in Greece?
- The highest recorded value was 116.0% in 1966.
- What is the lowest annual percentage change in primary energy from hydropower recorded in Greece?
- The lowest recorded value was -55.8% in 2007.
- How does Greece rank for annual percentage change in primary energy from hydropower?
- Greece ranks 34th out of 71 countries with data for 2025.
- Is annual percentage change in primary energy from hydropower rising or falling in Greece?
- Over the last ten years it is down 109.9%. The long-run trend across the full record is volatile.
- Where does this Greece 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 percentage change in primary energy from hydropower. Statizoid updates them automatically from the source API.
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About this data
Percentage change in total energy supply relative to the previous year.