What is the difference in share of primary energy from nuclear between Slovak Republic and Slovenia?

6.8%, with Slovak Republic ahead.

How many years of comparable data are there for Slovak Republic and Slovenia?

36 years are reported by both, from 1990 to 2025.

Where does this data come from?

Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Share of primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Slovak Republic vs Slovenia: Share of primary energy from nuclear

Slovak Republic

32.5%

in 2025

Slovenia

25.7%

in 2025

Slovak Republic rank

3rd

Slovenia rank

5th

Share of primary energy from nuclear over time

Slovak Republic
Slovenia

How they compare

Slovak Republic currently reports 32.5% against 25.7% in Slovenia, a difference of 6.8%.

That makes Slovak Republic's figure about 1.3 times Slovenia's.

The two have swapped places 5 times across 36 shared years of data; in 1990 it was Slovenia ahead.

Slovak Republic ranks 3rd and Slovenia ranks 5th of 212 countries.

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

Head to head by decade

Decade	Slovak Republic	Slovenia	Difference	Ahead
1990s	17.1%	20.6%	3.5%	Slovenia
2000s	23.9%	21.2%	2.7%	Slovak Republic
2010s	24.4%	23.3%	1.1%	Slovak Republic
2020s	28.4%	25.4%	3.1%	Slovak Republic

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of primary energy from nuclear, Slovak Republic or Slovenia?: Slovak Republic, at 32.5% against 25.7% in Slovenia as of 2025.
What is the difference in share of primary energy from nuclear between Slovak Republic and Slovenia?: 6.8%, with Slovak Republic ahead.
How many years of comparable data are there for Slovak Republic and Slovenia?: 36 years are reported by both, from 1990 to 2025.
How do Slovak Republic and Slovenia rank globally for share of primary energy from nuclear?: Slovak Republic ranks 3rd and Slovenia ranks 5th of 212 countries.
Where does this data come from?: Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Share of primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Slovak Republic vs Slovenia: Share of primary energy from nuclear. Statizoid, drawing on Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Retrieved 20 August 2026, from https://energy.statizoid.com/compare/nuclear-primary-energy/slovak-republic/slovenia/

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<a href="https://energy.statizoid.com/compare/nuclear-primary-energy/slovak-republic/slovenia/">Slovak Republic vs Slovenia: Share of primary energy from nuclear</a> — Statizoid

About this data

Indicator: Share of primary energy from nuclear
Unit: %
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 218 places, 10,361 data points, 1965–2025
Last refreshed: 07 August 2026

Measured as a percentage of total energy supply.