Bulgaria vs South Africa: Annual change primary energy source
Bulgaria
1.34
in 2025
South Africa
1.18
in 2025
Bulgaria rank
29th
South Africa rank
31st
Annual change primary energy source over time
- Bulgaria
- South Africa
How they compare
Bulgaria currently reports 1.34 against 1.18 in South Africa, a difference of 0.16.
That makes Bulgaria's figure about 1.1 times South Africa's.
The two have swapped places 3 times across 60 shared years of data; in 1966 it was South Africa ahead.
Bulgaria ranks 29th and South Africa ranks 31st of 80 countries.
South Africa has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Bulgaria | South Africa | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0 | 0 | 0 | — |
| 1970s | 0 | 0 | 0 | — |
| 1980s | 0 | 0 | 0 | — |
| 1990s | 0 | 0 | 0 | — |
| 2000s | 0.0003 | 0.0023 | 0.002 | South Africa |
| 2010s | 0.1414 | 0.4859 | 0.3445 | South Africa |
| 2020s | 0.9018 | 2.28 | 1.38 | South Africa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change primary energy source, Bulgaria or South Africa?
- Bulgaria, at 1.34 against 1.18 in South Africa as of 2025.
- What is the difference in annual change primary energy source between Bulgaria and South Africa?
- 0.16, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and South Africa?
- 60 years are reported by both, from 1966 to 2025.
- How do Bulgaria and South Africa rank globally for annual change primary energy source?
- Bulgaria ranks 29th and South Africa ranks 31st of 80 countries.
- Where does this data come from?
- Our World in Data, published as Annual change primary energy source. Statizoid refreshes it automatically from the source and publishes the full history for both places.