Iraq vs Poland: Annual percentage change in primary energy from hydropower

Iraq
-29.4%
in 2025
Poland
-27.8%
in 2025
Iraq rank
65th
Poland rank
62nd

Annual percentage change in primary energy from hydropower over time

  • Iraq
  • Poland
-1000100200300196619952025

How they compare

Poland currently reports -27.8% against -29.4% in Iraq, a difference of 1.6%.

The two have swapped places 31 times across 60 shared years of data; in 1966 it was Iraq ahead.

Iraq ranks 65th and Poland ranks 62nd of 71 countries.

Across the 7 decades both report, Iraq averaged higher in 6 and Poland in 1.

Head to head by decade

Decade Iraq Poland Difference Ahead
1960s 19.2% -1.9% 21.1% Iraq
1970s 23.0% 13.3% 9.6% Iraq
1980s 28.7% 0.6% 28.1% Iraq
1990s 14.6% 3.3% 11.2% Iraq
2000s -0.7% 2.0% 2.6% Poland
2010s 16.1% -0.4% 16.5% Iraq
2020s 3.0% -2.5% 5.5% Iraq

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual percentage change in primary energy from hydropower, Iraq or Poland?
Poland, at -27.8% against -29.4% in Iraq as of 2025.
What is the difference in annual percentage change in primary energy from hydropower between Iraq and Poland?
1.6%, with Poland ahead.
How many years of comparable data are there for Iraq and Poland?
60 years are reported by both, from 1966 to 2025.
How do Iraq and Poland rank globally for annual percentage change in primary energy from hydropower?
Iraq ranks 65th and Poland ranks 62nd 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.

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Iraq vs Poland: Annual percentage change in primary energy from hydropower. Statizoid, drawing on Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Retrieved 14 November 2026, from https://reference.statizoid.com/compare/annual-percentage-change-hydro/iraq/poland/

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About this data

Indicator
Annual percentage change in primary energy from hydropower
Unit
%
Source
Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
73 places, 4,008 data points, 1966–2025
Last refreshed

Percentage change in total energy supply relative to the previous year.