How many years of comparable data are there for Bulgaria and Europe & Central Asia (excluding high income)?

34 years are reported by both, from 1990 to 2023.

Where does this data come from?

IEA Energy Statistics Data Browser, International Energy Agency (IEA), published as Alternative and nuclear energy (% of total energy use). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Bulgaria vs Europe & Central Asia (excluding high income): Alternative and nuclear energy

Bulgaria

29.8%

in 2023

Europe & Central Asia (excluding high income)

15.7%

in 2024

Bulgaria rank

16th

Europe & Central Asia (excluding high income) rank

18th

Alternative and nuclear energy over time

Bulgaria
Europe & Central Asia (excluding high income)

How they compare

Bulgaria currently reports 29.8% against 15.7% in Europe & Central Asia (excluding high income), a difference of 14.1%.

That makes Bulgaria's figure about 1.9 times Europe & Central Asia (excluding high income)'s.

Across all 34 years both countries report, Bulgaria has been ahead every year.

Bulgaria ranks 16th and Europe & Central Asia (excluding high income) ranks 18th of 151 countries.

Bulgaria has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Bulgaria	Europe & Central Asia (excluding high income)	Difference	Ahead
1990s	19.5%	7.0%	12.5%	Bulgaria
2000s	25.3%	8.3%	17.0%	Bulgaria
2010s	25.5%	9.7%	15.8%	Bulgaria
2020s	27.6%	11.2%	16.5%	Bulgaria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher alternative and nuclear energy, Bulgaria or Europe & Central Asia (excluding high income)?: Bulgaria, at 29.8% against 15.7% in Europe & Central Asia (excluding high income) as of 2023.
What is the difference in alternative and nuclear energy between Bulgaria and Europe & Central Asia (excluding high income)?: 14.1%, with Bulgaria ahead.
How many years of comparable data are there for Bulgaria and Europe & Central Asia (excluding high income)?: 34 years are reported by both, from 1990 to 2023.
How do Bulgaria and Europe & Central Asia (excluding high income) rank globally for alternative and nuclear energy?: Bulgaria ranks 16th and Europe & Central Asia (excluding high income) ranks 18th of 151 countries.
Where does this data come from?: IEA Energy Statistics Data Browser, International Energy Agency (IEA), published as Alternative and nuclear energy (% of total energy use). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Bulgaria vs Europe & Central Asia (excluding high income): Alternative and nuclear energy. Statizoid, drawing on IEA Energy Statistics Data Browser, International Energy Agency (IEA). Retrieved 17 September 2026, from https://energy.statizoid.com/compare/alternative-and-nuclear-energy-percent-of-total-energy-use/bulgaria/europe-and-central-asia-excluding-high-income/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (World Bank Open Data); please keep the attribution.

<a href="https://energy.statizoid.com/compare/alternative-and-nuclear-energy-percent-of-total-energy-use/bulgaria/europe-and-central-asia-excluding-high-income/">Bulgaria vs Europe & Central Asia (excluding high income): Alternative and nuclear energy</a> — Statizoid

About this data

Indicator: Alternative and nuclear energy (% of total energy use)
Unit: % of total energy use
Source: IEA Energy Statistics Data Browser, International Energy Agency (IEA)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 197 places, 6,669 data points, 1990–2024
Last refreshed: 17 September 2026

Clean energy is noncarbohydrate energy that does not produce carbon dioxide when generated. It includes hydropower and nuclear, geothermal, and solar power, among others. This is the share of total energy supply that is non-fossil.