Greece vs Iceland: Annual percentage change in primary energy from hydropower
Greece
-3.6%
in 2025
Iceland
-3.3%
in 2025
Greece rank
34th
Iceland rank
33rd
Annual percentage change in primary energy from hydropower over time
- Greece
- Iceland
How they compare
Iceland currently reports -3.3% against -3.6% in Greece, a difference of 0.3%.
The two have swapped places 29 times across 60 shared years of data; in 1966 it was Greece ahead.
Greece ranks 34th and Iceland ranks 33rd of 71 countries.
Across the 7 decades both report, Greece averaged higher in 5 and Iceland in 2.
Head to head by decade
| Decade | Greece | Iceland | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 36.1% | 8.1% | 28.0% | Greece |
| 1970s | 7.5% | 13.9% | 6.4% | Iceland |
| 1980s | -4.7% | 4.2% | 8.9% | Iceland |
| 1990s | 12.4% | 3.7% | 8.7% | Greece |
| 2000s | 9.7% | 8.1% | 1.6% | Greece |
| 2010s | 3.1% | 1.0% | 2.1% | Greece |
| 2020s | 2.5% | -0.3% | 2.8% | Greece |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual percentage change in primary energy from hydropower, Greece or Iceland?
- Iceland, at -3.3% against -3.6% in Greece as of 2025.
- What is the difference in annual percentage change in primary energy from hydropower between Greece and Iceland?
- 0.3%, with Iceland ahead.
- How many years of comparable data are there for Greece and Iceland?
- 60 years are reported by both, from 1966 to 2025.
- How do Greece and Iceland rank globally for annual percentage change in primary energy from hydropower?
- Greece ranks 34th and Iceland ranks 33rd of 71 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 percentage 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
Percentage change in total energy supply relative to the previous year.