Bulgaria vs Korea: Share of primary energy from coal
Bulgaria
20.3%
in 2025
Korea
22.0%
in 2025
Bulgaria rank
21st
Korea rank
19th
Share of primary energy from coal over time
- Bulgaria
- Korea
How they compare
Korea currently reports 22.0% against 20.3% in Bulgaria, a difference of 1.7%.
That makes Korea's figure about 1.1 times Bulgaria's.
The two have swapped places 8 times across 61 shared years of data; in 1965 it was Korea ahead.
Bulgaria ranks 21st and Korea ranks 19th of 79 countries.
Across the 7 decades both report, Bulgaria averaged higher in 5 and Korea in 2.
Head to head by decade
| Decade | Bulgaria | Korea | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 54.0% | 61.2% | 7.2% | Korea |
| 1970s | 38.0% | 35.4% | 2.6% | Bulgaria |
| 1980s | 33.5% | 36.7% | 3.2% | Korea |
| 1990s | 35.3% | 21.6% | 13.6% | Bulgaria |
| 2000s | 36.6% | 24.9% | 11.6% | Bulgaria |
| 2010s | 34.8% | 29.2% | 5.6% | Bulgaria |
| 2020s | 24.4% | 23.7% | 0.7% | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of primary energy from coal, Bulgaria or Korea?
- Korea, at 22.0% against 20.3% in Bulgaria as of 2025.
- What is the difference in share of primary energy from coal between Bulgaria and Korea?
- 1.7%, with Korea ahead.
- How many years of comparable data are there for Bulgaria and Korea?
- 61 years are reported by both, from 1965 to 2025.
- How do Bulgaria and Korea rank globally for share of primary energy from coal?
- Bulgaria ranks 21st and Korea ranks 19th 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) β with major processing by Our World in Data, published as Share of primary energy from coal. 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.