Bulgaria vs Denmark: Year-to-year change in primary energy from fossil fuels vs.
Bulgaria
0.1847 terawatt-hours
in 2025
Denmark
0.1772 terawatt-hours
in 2025
Bulgaria rank
48th
Denmark rank
49th
Year-to-year change in primary energy from fossil fuels vs. over time
- Bulgaria
- Denmark
How they compare
Bulgaria currently reports 0.1847 terawatt-hours against 0.1772 terawatt-hours in Denmark, a difference of 0.0075 terawatt-hours.
The two have swapped places 24 times across 60 shared years of data; in 1966 it was Bulgaria ahead.
Bulgaria ranks 48th and Denmark ranks 49th of 80 countries.
Across the 7 decades both report, Bulgaria averaged higher in 2 and Denmark in 5.
Head to head by decade
| Decade | Bulgaria | Denmark | Difference | Ahead |
|---|---|---|---|---|
| 1960s | -0.0402 terawatt-hours | -0.0008 terawatt-hours | 0.0395 terawatt-hours | Denmark |
| 1970s | 2.02 terawatt-hours | 0.0013 terawatt-hours | 2.02 terawatt-hours | Bulgaria |
| 1980s | 2.48 terawatt-hours | 0.0798 terawatt-hours | 2.4 terawatt-hours | Bulgaria |
| 1990s | 0.3823 terawatt-hours | 0.6224 terawatt-hours | 0.2401 terawatt-hours | Denmark |
| 2000s | -0.0667 terawatt-hours | 0.9858 terawatt-hours | 1.05 terawatt-hours | Denmark |
| 2010s | 1.34 terawatt-hours | 2.08 terawatt-hours | 0.7418 terawatt-hours | Denmark |
| 2020s | 0.2428 terawatt-hours | 1.82 terawatt-hours | 1.58 terawatt-hours | Denmark |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher year-to-year change in primary energy from fossil fuels vs. low-carbon energy, Bulgaria or Denmark?
- Bulgaria, at 0.1847 terawatt-hours against 0.1772 terawatt-hours in Denmark as of 2025.
- What is the difference in year-to-year change in primary energy from fossil fuels vs. low-carbon energy between Bulgaria and Denmark?
- 0.0075 terawatt-hours, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Denmark?
- 60 years are reported by both, from 1966 to 2025.
- How do Bulgaria and Denmark rank globally for year-to-year change in primary energy from fossil fuels vs. low-carbon energy?
- Bulgaria ranks 48th and Denmark ranks 49th 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 Year-to-year change in primary energy from fossil fuels vs. low-carbon energy. 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.