Croatia vs Slovenia: Annual change in primary energy from hydropower

Croatia
-1.21 terawatt-hours
in 2025
Slovenia
-1.34 terawatt-hours
in 2025
Croatia rank
63rd
Slovenia rank
64th

Annual change in primary energy from hydropower over time

  • Croatia
  • Slovenia
-4-2024199120082025

How they compare

Croatia currently reports -1.21 terawatt-hours against -1.34 terawatt-hours in Slovenia, a difference of 0.13 terawatt-hours.

The two have swapped places 20 times across 35 shared years of data; in 1991 it was Croatia ahead.

Croatia ranks 63rd and Slovenia ranks 64th of 80 countries.

Across the 4 decades both report, Croatia averaged higher in 2 and Slovenia in 2.

Head to head by decade

Decade Croatia Slovenia Difference Ahead
1990s 0.3789 terawatt-hours 0.085 terawatt-hours 0.2939 terawatt-hours Croatia
2000s 0.0081 terawatt-hours 0.0976 terawatt-hours 0.0895 terawatt-hours Slovenia
2010s -0.1582 terawatt-hours -0.0236 terawatt-hours 0.1347 terawatt-hours Slovenia
2020s -0.0516 terawatt-hours -0.081 terawatt-hours 0.0294 terawatt-hours Croatia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual change in primary energy from hydropower, Croatia or Slovenia?
Croatia, at -1.21 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 Croatia and Slovenia?
0.13 terawatt-hours, with Croatia ahead.
How many years of comparable data are there for Croatia and Slovenia?
35 years are reported by both, from 1991 to 2025.
How do Croatia and Slovenia rank globally for annual change in primary energy from hydropower?
Croatia ranks 63rd 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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Croatia 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/croatia/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.