Ireland vs Slovenia: Annual percentage change in primary energy from fossil fuels
Ireland
-2.4%
in 2025
Slovenia
-2.8%
in 2025
Ireland rank
65th
Slovenia rank
67th
Annual percentage change in primary energy from fossil fuels over time
- Ireland
- Slovenia
How they compare
Ireland currently reports -2.4% against -2.8% in Slovenia, a difference of 0.4%.
The two have swapped places 14 times across 35 shared years of data; in 1991 it was Ireland ahead.
Ireland ranks 65th and Slovenia ranks 67th of 76 countries.
Across the 4 decades both report, Ireland averaged higher in 3 and Slovenia in 1.
Head to head by decade
| Decade | Ireland | Slovenia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 3.8% | 1.7% | 2.1% | Ireland |
| 2000s | 0.4% | 0.4% | 0.0% | Slovenia |
| 2010s | -0.7% | -1.0% | 0.3% | Ireland |
| 2020s | -1.9% | -2.5% | 0.6% | Ireland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual percentage change in primary energy from fossil fuels, Ireland or Slovenia?
- Ireland, at -2.4% against -2.8% in Slovenia as of 2025.
- What is the difference in annual percentage change in primary energy from fossil fuels between Ireland and Slovenia?
- 0.4%, with Ireland ahead.
- How many years of comparable data are there for Ireland and Slovenia?
- 35 years are reported by both, from 1991 to 2025.
- How do Ireland and Slovenia rank globally for annual percentage change in primary energy from fossil fuels?
- Ireland ranks 65th and Slovenia ranks 67th of 76 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as Annual percentage change in 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
Percentage change in total energy supply relative to the previous year.