Iraq vs Slovenia: Annual change in primary energy from hydropower

Iraq
-1.03 terawatt-hours
in 2025
Slovenia
-1.34 terawatt-hours
in 2025
Iraq rank
61st
Slovenia rank
64th

Annual change in primary energy from hydropower over time

  • Iraq
  • Slovenia
-2024196619952025

How they compare

Iraq currently reports -1.03 terawatt-hours against -1.34 terawatt-hours in Slovenia, a difference of 0.31 terawatt-hours.

The two have swapped places 17 times across 35 shared years of data; in 1991 it was Slovenia ahead.

Iraq ranks 61st and Slovenia ranks 64th of 80 countries.

Across the 4 decades both report, Iraq averaged higher in 1 and Slovenia in 3.

Head to head by decade

Decade Iraq Slovenia Difference Ahead
1990s -0.1212 terawatt-hours 0.085 terawatt-hours 0.2062 terawatt-hours Slovenia
2000s -0.0729 terawatt-hours 0.0976 terawatt-hours 0.1705 terawatt-hours Slovenia
2010s 0.2133 terawatt-hours -0.0236 terawatt-hours 0.2369 terawatt-hours Iraq
2020s -0.4172 terawatt-hours -0.081 terawatt-hours 0.3362 terawatt-hours Slovenia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual change in primary energy from hydropower, Iraq or Slovenia?
Iraq, at -1.03 terawatt-hours against -1.34 terawatt-hours in Slovenia as of 2025.
What is the difference in annual change in primary energy from hydropower between Iraq and Slovenia?
0.31 terawatt-hours, with Iraq ahead.
How many years of comparable data are there for Iraq and Slovenia?
35 years are reported by both, from 1991 to 2025.
How do Iraq and Slovenia rank globally for annual change in primary energy from hydropower?
Iraq ranks 61st and Slovenia ranks 64th 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.

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Iraq vs Slovenia: Annual 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 23 September 2026, from https://reference.statizoid.com/compare/annual-change-hydro/iraq/slovenia/

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About this data

Indicator
Annual change in primary energy from hydropower
Unit
terawatt-hours
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
82 places, 4,604 data points, 1966–2025
Last refreshed

Change in total energy supply relative to the previous year, measured in terawatt-hours.