Annual percentage change in primary energy from hydropower in Algeria
Algeria: Annual percentage change in primary energy from hydropower was -29.3% in 2025. ◆ Volatile
Annual percentage change in primary energy from hydropower in Algeria, 1966–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in %.
Analysis
In 2025, annual percentage change in primary energy from hydropower in Algeria stood at -29.3%.
Compared with earlier readings it is down 170.8% on the previous year and down 17.9% over ten years.
Over the whole period, annual percentage change in primary energy from hydropower in Algeria peaked at 364.9% in 2003 and was at its lowest, -81.2%, in 2021.
Algeria ranks 61st of 68 countries on this measure, in the bottom quarter.
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 | 1.4% | -35.9% | 37.3% | 4 |
| 1970s | 4.9% | -43.1% | 60.7% | 10 |
| 1980s | 14.4% | -63.3% | 99.6% | 10 |
| 1990s | 19.2% | -53.0% | 186.7% | 10 |
| 2000s | 40.7% | -73.4% | 364.9% | 10 |
| 2010s | 13.4% | -74.6% | 118.5% | 10 |
| 2020s | 2.8% | -81.2% | 81.2% | 6 |
Countries ranked near Algeria
More reference data data for Algeria
- Spring temperature anomalies -0.093 °C (2026)
- Summer temperature anomalies 1.58 °C (2026)
- Temperature anomalies by month 1.65 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 0.7559 °C (2025)
- Winter temperature anomalies 0.0968 °C (2025)
- Consumer price index 209.51 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 0 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is annual percentage change in primary energy from hydropower in Algeria?
- Annual percentage change in primary energy from hydropower in Algeria was -29.3% 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 percentage change in primary energy from hydropower recorded in Algeria?
- The highest recorded value was 364.9% in 2003.
- What is the lowest annual percentage change in primary energy from hydropower recorded in Algeria?
- The lowest recorded value was -81.2% in 2021.
- How does Algeria rank for annual percentage change in primary energy from hydropower?
- Algeria ranks 61st out of 68 countries with data for 2025.
- Is annual percentage change in primary energy from hydropower rising or falling in Algeria?
- Over the last ten years it is down 17.9%. The long-run trend across the full record is volatile.
- Where does this Algeria 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 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.