Bulgaria vs Switzerland: Share of primary energy use by source

Bulgaria
13.9%
in 2025
Switzerland
12.6%
in 2025
Bulgaria rank
57th
Switzerland rank
60th

Share of primary energy use by source over time

  • Bulgaria
  • Switzerland
05101520196519952025

How they compare

Bulgaria currently reports 13.9% against 12.6% in Switzerland, a difference of 1.3%.

That makes Bulgaria's figure about 1.1 times Switzerland's.

The two have swapped places 2 times across 58 shared years of data; in 1968 it was Bulgaria ahead.

Bulgaria ranks 57th and Switzerland ranks 60th of 76 countries.

Bulgaria has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade Bulgaria Switzerland Difference Ahead
1960s 2.3% 0.0% 2.3% Bulgaria
1970s 4.5% 1.8% 2.7% Bulgaria
1980s 14.8% 4.8% 9.9% Bulgaria
1990s 17.9% 7.8% 10.1% Bulgaria
2000s 13.4% 10.2% 3.2% Bulgaria
2010s 13.9% 11.9% 2.0% Bulgaria
2020s 13.9% 12.9% 1.1% Bulgaria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of primary energy use by source, Bulgaria or Switzerland?
Bulgaria, at 13.9% against 12.6% in Switzerland as of 2025.
What is the difference in share of primary energy use by source between Bulgaria and Switzerland?
1.3%, with Bulgaria ahead.
How many years of comparable data are there for Bulgaria and Switzerland?
58 years are reported by both, from 1968 to 2025.
How do Bulgaria and Switzerland rank globally for share of primary energy use by source?
Bulgaria ranks 57th and Switzerland ranks 60th of 76 countries.
Where does this data come from?
Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Share of primary energy use by source. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Share of primary energy use by source
Unit
%
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
79 places, 4,176 data points, 1965–2025
Last refreshed

Measured as a percentage of total energy supply.