Czechia vs Slovakia: Annual percentage change in primary energy from nuclear
Czechia
8.0%
in 2025
Slovakia
5.8%
in 2025
Czechia rank
6th
Slovakia rank
8th
Annual percentage change in primary energy from nuclear over time
- Czechia
- Slovakia
How they compare
Czechia currently reports 8.0% against 5.8% in Slovakia, a difference of 2.2%.
That makes Czechia's figure about 1.4 times Slovakia's.
The two have swapped places 24 times across 42 shared years of data; in 1984 it was Czechia ahead.
Czechia ranks 6th and Slovakia ranks 8th of 36 countries.
Across the 5 decades both report, Czechia averaged higher in 3 and Slovakia in 2.
Head to head by decade
| Decade | Czechia | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 143.2% | 12.7% | 130.5% | Czechia |
| 1990s | 0.8% | 1.0% | 0.2% | Slovakia |
| 2000s | 8.1% | 1.3% | 6.8% | Czechia |
| 2010s | 1.4% | 0.9% | 0.5% | Czechia |
| 2020s | 1.0% | 4.1% | 3.1% | Slovakia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual percentage change in primary energy from nuclear, Czechia or Slovakia?
- Czechia, at 8.0% against 5.8% in Slovakia as of 2025.
- What is the difference in annual percentage change in primary energy from nuclear between Czechia and Slovakia?
- 2.2%, with Czechia ahead.
- How many years of comparable data are there for Czechia and Slovakia?
- 42 years are reported by both, from 1984 to 2025.
- How do Czechia and Slovakia rank globally for annual percentage change in primary energy from nuclear?
- Czechia ranks 6th and Slovakia ranks 8th of 36 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 percentage change in primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Percentage change in total energy supply relative to the previous year.