Australia vs Bulgaria: Share of primary energy from solar
Australia
3.8%
in 2025
Bulgaria
3.5%
in 2025
Australia rank
9th
Bulgaria rank
11th
Share of primary energy from solar over time
- Australia
- Bulgaria
How they compare
Australia currently reports 3.8% against 3.5% in Bulgaria, a difference of 0.3%.
That makes Australia's figure about 1.1 times Bulgaria's.
The two have swapped places 3 times across 61 shared years of data; in 1965 it was Bulgaria ahead.
Australia ranks 9th and Bulgaria ranks 11th of 79 countries.
Across the 7 decades both report, Australia averaged higher in 3 and Bulgaria in 1.
Head to head by decade
| Decade | Australia | Bulgaria | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.0% | 0.0% | 0.0% | — |
| 1970s | 0.0% | 0.0% | 0.0% | — |
| 1980s | 0.0% | 0.0% | 0.0% | — |
| 1990s | 0.0% | 0.0% | 0.0% | Australia |
| 2000s | 0.0% | 0.0% | 0.0% | Australia |
| 2010s | 0.4% | 0.5% | 0.1% | Bulgaria |
| 2020s | 2.7% | 1.8% | 1.0% | Australia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of primary energy from solar, Australia or Bulgaria?
- Australia, at 3.8% against 3.5% in Bulgaria as of 2025.
- What is the difference in share of primary energy from solar between Australia and Bulgaria?
- 0.3%, with Australia ahead.
- How many years of comparable data are there for Australia and Bulgaria?
- 61 years are reported by both, from 1965 to 2025.
- How do Australia and Bulgaria rank globally for share of primary energy from solar?
- Australia ranks 9th and Bulgaria ranks 11th of 79 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Share of primary energy from solar. 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.