Annual percentage change in primary energy from wind in Bulgaria

Bulgaria: Annual percentage change in primary energy from wind was -6.9% in 2025. ◆ Volatile

Latest (2025)
-6.9%
Change on year
up 46.9%
World rank
61st
of 73 countries
All-time high
358.7%
in 2005
All-time low
-13.1%
in 2024
Years of data
21
2005–2025

Annual percentage change in primary energy from wind in Bulgaria, 2005–2025

01002003004002005201520252005: 358.7 %2006: 337 %2007: 133.5 %2008: 160.2 %2009: 94.7 %2010: 187.5 %2011: 26.4 %2012: 41.8 %2013: 12.5 %2014: -3.1 %2015: 9.1 %2016: -1.8 %2017: 5.6 %2018: -12.4 %2019: -0.086 %2020: 12.2 %2021: -2.9 %2022: 4.6 %2023: 5.7 %2024: -13.1 %2025: -6.9 %

Source: Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Measured in %.

Analysis

In 2025, annual percentage change in primary energy from wind in Bulgaria stood at -6.9%.

That represents a change of up 46.9% on the previous year and down 176.3% over ten years.

Over the whole period, annual percentage change in primary energy from wind in Bulgaria peaked at 358.7% in 2005 and was at its lowest, -13.1%, in 2024.

Bulgaria ranks 61st of 73 countries on this measure, in the bottom quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Annual percentage change in primary energy from wind in Bulgaria, year by year

Annual values for Annual percentage change in primary energy from wind in Bulgaria, 2005 to 2025.
Year % Change
2005 358.7%
2006 337.0% -6.0%
2007 133.5% -60.4%
2008 160.2% +20.0%
2009 94.7% -40.9%
2010 187.5% +98.1%
2011 26.4% -85.9%
2012 41.8% +58.4%
2013 12.5% -70.1%
2014 -3.1% -125.0%
2015 9.1% -390.8%
2016 -1.8% -120.1%
2017 5.6% -403.6%
2018 -12.4% -322.7%
2019 -0.1% -99.3%
2020 12.2% -14220.3%
2021 -2.9% -124.3%
2022 4.6% -255.1%
2023 5.7% +23.6%
2024 -13.1% -331.0%
2025 -6.9% -46.9%

Bulgaria compared with similar countries

  • Bulgaria's -6.9% is below the median for high income countries, which is -1.9%, 3.7× the median. (45 countries reporting)
  • Bulgaria's -6.9% is below the median for Europe & Central Asia, which is -3.4%, 2.0× the median. (37 countries reporting)

Biggest year-on-year movements

Years where Annual percentage change in primary energy from wind in Bulgaria changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2020 +14220.3% -0.1% 12.2%

Averages by decade

DecadeAverage LowestHighest Years
2000s 216.8% 94.7% 358.7% 5
2010s 26.5% -12.4% 187.5% 10
2020s -0.1% -13.1% 12.2% 6

Countries ranked near Bulgaria

  1. 58 Germany -4.4% compare
  2. 59 Norway -4.4% compare
  3. 60 Romania -4.8% compare
  4. 62 Denmark -7.1% compare
  5. 63 Czechia -7.2% compare
  6. 64 Austria -7.6% compare

See the full ranking of 75 places →

More reference data data for Bulgaria

All data for Bulgaria →

Frequently asked questions

What is annual percentage change in primary energy from wind in Bulgaria?
Annual percentage change in primary energy from wind in Bulgaria was -6.9% in 2025, according to Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data.
What is the highest annual percentage change in primary energy from wind recorded in Bulgaria?
The highest recorded value was 358.7% in 2005.
What is the lowest annual percentage change in primary energy from wind recorded in Bulgaria?
The lowest recorded value was -13.1% in 2024.
How does Bulgaria rank for annual percentage change in primary energy from wind?
Bulgaria ranks 61st out of 73 countries with data for 2025.
Is annual percentage change in primary energy from wind rising or falling in Bulgaria?
Over the last ten years it is down 176.3%. 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) – with major processing by Our World in Data, published as part of Annual percentage change in primary energy from wind. Statizoid updates them automatically from the source API.

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Annual percentage change in primary energy from wind in Bulgaria. Statizoid, drawing on Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/stat/annual-percentage-change-wind/bulgaria/

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About this data

Indicator
Annual percentage change in primary energy from wind
Unit
%
Source
Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
75 places, 1,921 data points, 1979–2025
Last refreshed

Percentage change in total energy supply relative to the previous year.