CIS (EI) vs Czech Republic: Annual percentage change in primary energy from nuclear

CIS (EI)
1.8%
in 2025
Czech Republic
8.0%
in 2025
CIS (EI) rank
1st
Czech Republic rank
6th

Annual percentage change in primary energy from nuclear over time

  • CIS (EI)
  • Czech Republic
0200400600196619952025

How they compare

Czech Republic currently reports 8.0% against 1.8% in CIS (EI), a difference of 6.2%.

That makes Czech Republic's figure about 4.4 times CIS (EI)'s.

The two have swapped places 18 times across 42 shared years of data; in 1984 it was Czech Republic ahead.

CIS (EI) ranks 1st and Czech Republic ranks 6th of 2 groups.

Across the 5 decades both report, CIS (EI) averaged higher in 2 and Czech Republic in 3.

Head to head by decade

Decade CIS (EI) Czech Republic Difference Ahead
1980s 5.2% 143.2% 137.9% Czech Republic
1990s -0.5% 0.8% 1.3% Czech Republic
2000s 3.0% 8.1% 5.1% Czech Republic
2010s 2.5% 1.4% 1.1% CIS (EI)
2020s 2.1% 1.0% 1.0% CIS (EI)

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual percentage change in primary energy from nuclear, CIS (EI) or Czech Republic?
Czech Republic, at 8.0% against 1.8% in CIS (EI) as of 2025.
What is the difference in annual percentage change in primary energy from nuclear between CIS (EI) and Czech Republic?
6.2%, with Czech Republic ahead.
How many years of comparable data are there for CIS (EI) and Czech Republic?
42 years are reported by both, from 1984 to 2025.
How do CIS (EI) and Czech Republic rank globally for annual percentage change in primary energy from nuclear?
CIS (EI) ranks 1st and Czech Republic ranks 6th of 2 groups.
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 percentage change in primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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CIS (EI) vs Czech Republic: Annual percentage 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-percentage-change-nuclear/cis-ei/czechia/

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About this data

Indicator
Annual percentage change in primary energy from nuclear
Unit
%
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
38 places, 1,653 data points, 1966–2025
Last refreshed

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