Algeria vs Portugal: Annual change in primary energy from hydropower
Algeria
-0.012 terawatt-hours
in 2025
Portugal
-0.022 terawatt-hours
in 2025
Algeria rank
38th
Portugal rank
40th
Annual change in primary energy from hydropower over time
- Algeria
- Portugal
How they compare
Algeria currently reports -0.012 terawatt-hours against -0.022 terawatt-hours in Portugal, a difference of 0.01 terawatt-hours.
The two have swapped places 37 times across 60 shared years of data; in 1966 it was Portugal ahead.
Algeria ranks 38th and Portugal ranks 40th of 80 countries.
Across the 7 decades both report, Algeria averaged higher in 1 and Portugal in 6.
Head to head by decade
| Decade | Algeria | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1960s | -0.0098 terawatt-hours | 0.584 terawatt-hours | 0.5938 terawatt-hours | Portugal |
| 1970s | -0.007 terawatt-hours | 0.4902 terawatt-hours | 0.4972 terawatt-hours | Portugal |
| 1980s | -0.0065 terawatt-hours | -0.5394 terawatt-hours | 0.5329 terawatt-hours | Algeria |
| 1990s | -0.0023 terawatt-hours | 0.1467 terawatt-hours | 0.149 terawatt-hours | Portugal |
| 2000s | 0.0139 terawatt-hours | 0.0999 terawatt-hours | 0.086 terawatt-hours | Portugal |
| 2010s | -0.019 terawatt-hours | 0.0533 terawatt-hours | 0.0723 terawatt-hours | Portugal |
| 2020s | -0.0205 terawatt-hours | 1.01 terawatt-hours | 1.03 terawatt-hours | Portugal |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from hydropower, Algeria or Portugal?
- Algeria, at -0.012 terawatt-hours against -0.022 terawatt-hours in Portugal as of 2025.
- What is the difference in annual change in primary energy from hydropower between Algeria and Portugal?
- 0.01 terawatt-hours, with Algeria ahead.
- How many years of comparable data are there for Algeria and Portugal?
- 60 years are reported by both, from 1966 to 2025.
- How do Algeria and Portugal rank globally for annual change in primary energy from hydropower?
- Algeria ranks 38th and Portugal ranks 40th of 80 countries.
- Where does this data come from?
- Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as Annual change in primary energy from hydropower. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.