Annual percentage change in primary energy from oil in Bulgaria
Bulgaria: Annual percentage change in primary energy from oil was 0.3% in 2025. ◆ Volatile
Annual percentage change in primary energy from oil 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 %.
Analysis
The most recent figure for annual percentage change in primary energy from oil in Bulgaria is 0.3%, measured in 2025.
The figure is down 94.4% on the previous year and down 97.7% over ten years.
Over the whole period, annual percentage change in primary energy from oil in Bulgaria peaked at 25.8% in 1967 and was at its lowest, -33.2%, in 1991.
Bulgaria ranks 38th of 79 countries on this measure, in the middle of the range.
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 | 20.3% | 14.1% | 25.8% | 4 |
| 1970s | 5.9% | 3.0% | 16.2% | 10 |
| 1980s | -2.2% | -10.9% | 6.2% | 10 |
| 1990s | -7.5% | -33.2% | 8.9% | 10 |
| 2000s | -0.0% | -8.7% | 9.9% | 10 |
| 2010s | 1.4% | -9.3% | 11.7% | 10 |
| 2020s | 1.0% | -10.1% | 6.9% | 6 |
Countries ranked near Bulgaria
- 35 Sweden 0.5% compare
- 36 Azerbaijan 0.3% compare
- 37 United Arab Emirates 0.3% compare
- 39 Australia 0.2% compare
- 40 Uzbekistan 0.2% compare
- 41 Spain 0.2% compare
More reference data data for Bulgaria
- Spring temperature anomalies 0.2116 °C (2026)
- Summer temperature anomalies 1.08 °C (2026)
- Temperature anomalies by month 1.39 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 1.44 °C (2025)
- Winter temperature anomalies 1.98 °C (2025)
- Consumer price index 162.5 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 1 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is annual percentage change in primary energy from oil in Bulgaria?
- Annual percentage change in primary energy from oil in Bulgaria was 0.3% 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 percentage change in primary energy from oil recorded in Bulgaria?
- The highest recorded value was 25.8% in 1967.
- What is the lowest annual percentage change in primary energy from oil recorded in Bulgaria?
- The lowest recorded value was -33.2% in 1991.
- How does Bulgaria rank for annual percentage change in primary energy from oil?
- Bulgaria ranks 38th out of 79 countries with data for 2025.
- Is annual percentage change in primary energy from oil rising or falling in Bulgaria?
- Over the last ten years it is down 97.7%. 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 percentage change in primary energy from oil. Statizoid updates them automatically from the source API.
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About this data
Percentage change in total energy supply relative to the previous year.