New Zealand vs Slovakia: Share of primary energy from fossil fuels
New Zealand
49.5%
in 2025
Slovakia
62.0%
in 2025
New Zealand rank
72nd
Slovakia rank
70th
Share of primary energy from fossil fuels over time
- New Zealand
- Slovakia
How they compare
Slovakia currently reports 62.0% against 49.5% in New Zealand, a difference of 12.5%.
That makes Slovakia's figure about 1.3 times New Zealand's.
The two have swapped places 2 times across 56 shared years of data; in 1970 it was Slovakia ahead.
New Zealand ranks 72nd and Slovakia ranks 70th of 76 countries.
Slovakia has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | New Zealand | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 71.3% | 98.3% | 27.1% | Slovakia |
| 1980s | 70.7% | 88.1% | 17.4% | Slovakia |
| 1990s | 71.5% | 81.1% | 9.6% | Slovakia |
| 2000s | 71.5% | 73.5% | 2.0% | Slovakia |
| 2010s | 60.2% | 70.2% | 10.0% | Slovakia |
| 2020s | 53.7% | 65.3% | 11.6% | Slovakia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of primary energy from fossil fuels, New Zealand or Slovakia?
- Slovakia, at 62.0% against 49.5% in New Zealand as of 2025.
- What is the difference in share of primary energy from fossil fuels between New Zealand and Slovakia?
- 12.5%, with Slovakia ahead.
- How many years of comparable data are there for New Zealand and Slovakia?
- 56 years are reported by both, from 1970 to 2025.
- How do New Zealand and Slovakia rank globally for share of primary energy from fossil fuels?
- New Zealand ranks 72nd and Slovakia ranks 70th of 76 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) β with major processing by Our World in Data, published as Share of primary energy from fossil fuels. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured as a percentage of total energy supply.