Belgium vs Bulgaria: Annual change in primary energy from fossil fuels
Belgium
4.46 terawatt-hours
in 2025
Bulgaria
3.69 terawatt-hours
in 2025
Belgium rank
28th
Bulgaria rank
31st
Annual change in primary energy from fossil fuels over time
- Belgium
- Bulgaria
How they compare
Belgium currently reports 4.46 terawatt-hours against 3.69 terawatt-hours in Bulgaria, a difference of 0.77 terawatt-hours.
That makes Belgium's figure about 1.2 times Bulgaria's.
The two have swapped places 33 times across 60 shared years of data; in 1966 it was Bulgaria ahead.
Belgium ranks 28th and Bulgaria ranks 31st of 76 countries.
Across the 7 decades both report, Belgium averaged higher in 4 and Bulgaria in 3.
Head to head by decade
| Decade | Belgium | Bulgaria | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 24.47 terawatt-hours | 16.65 terawatt-hours | 7.82 terawatt-hours | Belgium |
| 1970s | 4.72 terawatt-hours | 11.03 terawatt-hours | 6.31 terawatt-hours | Bulgaria |
| 1980s | -8.12 terawatt-hours | 1.11 terawatt-hours | 9.22 terawatt-hours | Bulgaria |
| 1990s | 10.69 terawatt-hours | -13.77 terawatt-hours | 24.46 terawatt-hours | Belgium |
| 2000s | -1.32 terawatt-hours | -1.34 terawatt-hours | 0.0255 terawatt-hours | Belgium |
| 2010s | -0.1907 terawatt-hours | -0.3999 terawatt-hours | 0.2091 terawatt-hours | Belgium |
| 2020s | -12.08 terawatt-hours | -3.06 terawatt-hours | 9.03 terawatt-hours | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from fossil fuels, Belgium or Bulgaria?
- Belgium, at 4.46 terawatt-hours against 3.69 terawatt-hours in Bulgaria as of 2025.
- What is the difference in annual change in primary energy from fossil fuels between Belgium and Bulgaria?
- 0.77 terawatt-hours, with Belgium ahead.
- How many years of comparable data are there for Belgium and Bulgaria?
- 60 years are reported by both, from 1966 to 2025.
- How do Belgium and Bulgaria rank globally for annual change in primary energy from fossil fuels?
- Belgium ranks 28th and Bulgaria ranks 31st of 76 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) β with major processing by Our World in Data, published as Annual 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
Change in total energy supply relative to the previous year, measured in terawatt-hours.