Annual percentage change in primary energy from hydropower in Vietnam
Vietnam: Annual percentage change in primary energy from hydropower was 14.8% in 2025. ◆ Volatile
Annual percentage change in primary energy from hydropower in Vietnam, 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 Vietnam is 14.8%, measured in 2025.
Compared with earlier readings it is up 47.0% on the previous year and up 252.0% over ten years.
Over the whole period, annual percentage change in primary energy from hydropower in Vietnam peaked at 114.3% in 1989 and was at its lowest, -31.3%, in 1972.
Vietnam ranks 13th of 71 countries on this measure, in the top quarter.
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 Vietnam, year by year
| Year | % | Change |
|---|---|---|
| 1966 | 14.7% | — |
| 1967 | 10.3% | -30.3% |
| 1968 | 11.6% | +13.4% |
| 1969 | 12.5% | +7.5% |
| 1970 | 11.1% | -11.1% |
| 1971 | 2.3% | -79.0% |
| 1972 | -31.3% | -1440.2% |
| 1973 | -0.5% | -98.5% |
| 1974 | 0.0% | -100.0% |
| 1975 | 19.0% | — |
| 1976 | 11.4% | -40.1% |
| 1977 | 7.7% | -32.3% |
| 1978 | 33.3% | +331.8% |
| 1979 | 25.0% | -25.0% |
| 1980 | 48.8% | +95.2% |
| 1981 | 1.3% | -97.4% |
| 1982 | 3.5% | +175.4% |
| 1983 | -21.6% | -714.2% |
| 1984 | 30.7% | -242.3% |
| 1985 | -7.6% | -124.8% |
| 1986 | -4.7% | -37.9% |
| 1987 | -1.6% | -65.5% |
| 1988 | 29.4% | -1899.0% |
| 1989 | 114.3% | +288.7% |
| 1990 | 39.9% | -65.1% |
| 1991 | 17.7% | -55.7% |
| 1992 | 14.4% | -18.3% |
| 1993 | 10.2% | -29.3% |
| 1994 | 16.0% | +57.4% |
| 1995 | 14.5% | -9.7% |
| 1996 | 13.5% | -7.0% |
| 1997 | -2.9% | -121.7% |
| 1998 | -4.8% | +64.9% |
| 1999 | 24.1% | -600.8% |
| 2000 | 5.6% | -76.6% |
| 2001 | 25.1% | +345.8% |
| 2002 | -0.1% | -100.3% |
| 2003 | 4.3% | -6671.5% |
| 2004 | -6.2% | -242.1% |
| 2005 | -7.2% | +17.0% |
| 2006 | 19.2% | -366.8% |
| 2007 | 13.8% | -28.0% |
| 2008 | 15.8% | +14.3% |
| 2009 | 15.4% | -2.8% |
| 2010 | -4.8% | -131.5% |
| 2011 | 44.0% | -1008.0% |
| 2012 | 29.8% | -32.3% |
| 2013 | 8.5% | -71.6% |
| 2014 | 7.5% | -11.3% |
| 2015 | -9.7% | -229.3% |
| 2016 | 13.9% | -243.3% |
| 2017 | 34.4% | +147.0% |
| 2018 | -3.3% | -109.7% |
| 2019 | -20.4% | +513.8% |
| 2020 | 10.2% | -150.0% |
| 2021 | 8.0% | -22.0% |
| 2022 | 21.9% | +175.0% |
| 2023 | -15.9% | -172.8% |
| 2024 | 10.0% | -163.0% |
| 2025 | 14.8% | +47.0% |
Vietnam compared with similar countries
- Vietnam's 14.8% is above the median for upper middle income countries, which is 2.4%, 6.2× the median. (24 countries reporting)
- Vietnam's 14.8% is above the median for East Asia & Pacific, which is 2.4%, 6.2× the median. (10 countries reporting)
Biggest year-on-year movements
Years where Annual percentage change in primary energy from hydropower in Vietnam 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 | +6671.5% | -0.1% | 4.3% |
| 1988 | +1899.0% | -1.6% | 29.4% |
| 1972 | -1440.2% | 2.3% | -31.3% |
| 2011 | +1008.0% | -4.8% | 44.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 12.3% | 10.3% | 14.7% | 4 |
| 1970s | 7.8% | -31.3% | 33.3% | 10 |
| 1980s | 19.2% | -21.6% | 114.3% | 10 |
| 1990s | 14.3% | -4.8% | 39.9% | 10 |
| 2000s | 8.6% | -7.2% | 25.1% | 10 |
| 2010s | 10.0% | -20.4% | 44.0% | 10 |
| 2020s | 8.2% | -15.9% | 21.9% | 6 |
Countries ranked near Vietnam
More reference data data for Vietnam
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 3.68 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 4.24 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 16.73 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 1.89 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 16.73 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 12.35 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 18.98 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 23.56 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 93.83 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 10.27 (2050)
Frequently asked questions
- What is annual percentage change in primary energy from hydropower in Vietnam?
- Annual percentage change in primary energy from hydropower in Vietnam was 14.8% 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 Vietnam?
- The highest recorded value was 114.3% in 1989.
- What is the lowest annual percentage change in primary energy from hydropower recorded in Vietnam?
- The lowest recorded value was -31.3% in 1972.
- How does Vietnam rank for annual percentage change in primary energy from hydropower?
- Vietnam ranks 13th out of 71 countries with data for 2025.
- Is annual percentage change in primary energy from hydropower rising or falling in Vietnam?
- Over the last ten years it is up 252.0%. The long-run trend across the full record is volatile.
- Where does this Vietnam 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.