Bulgaria vs Ireland: Annual percentage change in primary energy from renewables
Bulgaria
9.1%
in 2025
Ireland
8.6%
in 2025
Bulgaria rank
25th
Ireland rank
26th
Annual percentage change in primary energy from renewables over time
- Bulgaria
- Ireland
How they compare
Bulgaria currently reports 9.1% against 8.6% in Ireland, a difference of 0.5%.
That makes Bulgaria's figure about 1.1 times Ireland's.
The two have swapped places 36 times across 60 shared years of data; in 1966 it was Bulgaria ahead.
Bulgaria ranks 25th and Ireland ranks 26th of 80 countries.
Across the 7 decades both report, Bulgaria averaged higher in 3 and Ireland in 4.
Head to head by decade
| Decade | Bulgaria | Ireland | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 1.6% | -11.0% | 12.6% | Bulgaria |
| 1970s | 7.2% | 7.7% | 0.5% | Ireland |
| 1980s | -1.1% | -0.4% | 0.7% | Ireland |
| 1990s | 4.7% | 7.7% | 3.0% | Ireland |
| 2000s | 6.7% | 17.0% | 10.3% | Ireland |
| 2010s | 17.7% | 11.5% | 6.2% | Bulgaria |
| 2020s | 6.5% | 6.0% | 0.5% | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual percentage change in primary energy from renewables, Bulgaria or Ireland?
- Bulgaria, at 9.1% against 8.6% in Ireland as of 2025.
- What is the difference in annual percentage change in primary energy from renewables between Bulgaria and Ireland?
- 0.5%, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Ireland?
- 60 years are reported by both, from 1966 to 2025.
- How do Bulgaria and Ireland rank globally for annual percentage change in primary energy from renewables?
- Bulgaria ranks 25th and Ireland ranks 26th of 80 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 renewables. 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.