Annual change in primary energy from coal in Bulgaria
Bulgaria: Annual change in primary energy from coal was 3.77 terawatt-hours in 2025. ◆ Volatile
Annual change in primary energy from coal in Bulgaria, 1966–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
The most recent figure for annual change in primary energy from coal in Bulgaria is 3.77 terawatt-hours, measured in 2025.
Compared with earlier readings it is up 150.5% on the previous year and up 58.0% over ten years.
Over the whole period, annual change in primary energy from coal in Bulgaria peaked at 14.1 terawatt-hours in 2011 and was at its lowest, -29.68 terawatt-hours, in 2023.
That places Bulgaria 15th out of 78 countries with data for 2025, putting it in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 3.89 terawatt-hours | 0.4536 terawatt-hours | 6.75 terawatt-hours | 4 |
| 1970s | 1.53 terawatt-hours | -6.69 terawatt-hours | 8 terawatt-hours | 10 |
| 1980s | 1.39 terawatt-hours | -8.23 terawatt-hours | 5.42 terawatt-hours | 10 |
| 1990s | -3.52 terawatt-hours | -18.39 terawatt-hours | 12.43 terawatt-hours | 10 |
| 2000s | -0.546 terawatt-hours | -13.87 terawatt-hours | 10.23 terawatt-hours | 10 |
| 2010s | -1.46 terawatt-hours | -13.72 terawatt-hours | 14.1 terawatt-hours | 10 |
| 2020s | -3.32 terawatt-hours | -29.68 terawatt-hours | 12.61 terawatt-hours | 6 |
Countries ranked near Bulgaria
More energy & mining data for Bulgaria
- Fuel imports 12.3% (2024)
- Ores and metals imports 9.8% (2024)
- Ores and metals exports 15.6% (2024)
- Gas production 0.0968 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 14.32 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0.0968 terawatt-hours (2024)
- Gas production per person 14.32 kilowatt-hours per person (2024)
- Fuel exports 7.8% (2024)
- Electric power transmission and distribution losses 5.9% (2023)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 46.6% (2023)
Frequently asked questions
- What is annual change in primary energy from coal in Bulgaria?
- Annual change in primary energy from coal in Bulgaria was 3.77 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest annual change in primary energy from coal recorded in Bulgaria?
- The highest recorded value was 14.1 terawatt-hours in 2011.
- What is the lowest annual change in primary energy from coal recorded in Bulgaria?
- The lowest recorded value was -29.68 terawatt-hours in 2023.
- How does Bulgaria rank for annual change in primary energy from coal?
- Bulgaria ranks 15th out of 78 countries with data for 2025.
- Is annual change in primary energy from coal rising or falling in Bulgaria?
- Over the last ten years it is up 58.0%. The long-run trend across the full record is volatile.
- Where does this Bulgaria data come from?
- The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Annual change in primary energy from coal. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 60 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.