Slovak Republic vs Ukraine: Annual change in primary energy from nuclear

Slovak Republic
3.22 terawatt-hours
in 2025
Ukraine
3.33 terawatt-hours
in 2025
Slovak Republic rank
11th
Ukraine rank
10th

Annual change in primary energy from nuclear over time

  • Slovak Republic
  • Ukraine
-50050196619952025

How they compare

Ukraine currently reports 3.33 terawatt-hours against 3.22 terawatt-hours in Slovak Republic, a difference of 0.11 terawatt-hours.

The two have swapped places 21 times across 40 shared years of data; in 1986 it was Slovak Republic ahead.

Slovak Republic ranks 11th and Ukraine ranks 10th of 215 countries.

Across the 5 decades both report, Slovak Republic averaged higher in 2 and Ukraine in 3.

Head to head by decade

Decade Slovak Republic Ukraine Difference Ahead
1980s 2.1 terawatt-hours 10.01 terawatt-hours 7.9 terawatt-hours Ukraine
1990s 0.2909 terawatt-hours 1.68 terawatt-hours 1.39 terawatt-hours Ukraine
2000s 0.2921 terawatt-hours 3.29 terawatt-hours 3 terawatt-hours Ukraine
2010s 0.3639 terawatt-hours 0.0239 terawatt-hours 0.3401 terawatt-hours Slovak Republic
2020s 2.03 terawatt-hours -14.6 terawatt-hours 16.62 terawatt-hours Slovak Republic

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual change in primary energy from nuclear, Slovak Republic or Ukraine?
Ukraine, at 3.33 terawatt-hours against 3.22 terawatt-hours in Slovak Republic as of 2025.
What is the difference in annual change in primary energy from nuclear between Slovak Republic and Ukraine?
0.11 terawatt-hours, with Ukraine ahead.
How many years of comparable data are there for Slovak Republic and Ukraine?
40 years are reported by both, from 1986 to 2025.
How do Slovak Republic and Ukraine rank globally for annual change in primary energy from nuclear?
Slovak Republic ranks 11th and Ukraine ranks 10th of 215 countries.
Where does this data come from?
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Annual change in primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Slovak Republic vs Ukraine: Annual change in primary energy from nuclear. Statizoid, drawing on Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Retrieved 18 August 2026, from https://energy.statizoid.com/compare/annual-change-nuclear/slovak-republic/ukraine/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://energy.statizoid.com/compare/annual-change-nuclear/slovak-republic/ukraine/">Slovak Republic vs Ukraine: Annual change in primary energy from nuclear</a> β€” Statizoid

About this data

Indicator
Annual change in primary energy from nuclear
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
221 places, 10,533 data points, 1966–2025
Last refreshed

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