Poland vs Slovenia: Annual percentage change in primary energy from hydropower
Poland
-27.8%
in 2025
Slovenia
-25.2%
in 2025
Poland rank
62nd
Slovenia rank
59th
Annual percentage change in primary energy from hydropower over time
- Poland
- Slovenia
How they compare
Slovenia currently reports -25.2% against -27.8% in Poland, a difference of 2.6%.
The two have swapped places 22 times across 35 shared years of data; in 1991 it was Slovenia ahead.
Poland ranks 62nd and Slovenia ranks 59th of 71 countries.
Across the 4 decades both report, Poland averaged higher in 1 and Slovenia in 3.
Head to head by decade
| Decade | Poland | Slovenia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 5.0% | 3.3% | 1.8% | Poland |
| 2000s | 2.0% | 3.6% | 1.7% | Slovenia |
| 2010s | -0.4% | 1.8% | 2.2% | Slovenia |
| 2020s | -2.5% | 2.2% | 4.7% | Slovenia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual percentage change in primary energy from hydropower, Poland or Slovenia?
- Slovenia, at -25.2% against -27.8% in Poland as of 2025.
- What is the difference in annual percentage change in primary energy from hydropower between Poland and Slovenia?
- 2.6%, with Slovenia ahead.
- How many years of comparable data are there for Poland and Slovenia?
- 35 years are reported by both, from 1991 to 2025.
- How do Poland and Slovenia rank globally for annual percentage change in primary energy from hydropower?
- Poland ranks 62nd and Slovenia ranks 59th 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.