Research and development expenditure in Bulgaria

Bulgaria: Research and development expenditure was 0.8% in 2023. ▲ Rising

Latest (2023)
0.8%
Change on year
up 5.4%
World rank
47th
of 116 countries
All-time high
0.9%
in 2015
All-time low
0.4%
in 1996
Years of data
28
1996–2023

Research and development expenditure in Bulgaria, 1996–2023

00.20.40.60.811996200920231996: 0.418 % of GDP1997: 0.465 % of GDP1998: 0.482 % of GDP1999: 0.537 % of GDP2000: 0.495 % of GDP2001: 0.447 % of GDP2002: 0.465 % of GDP2003: 0.472 % of GDP2004: 0.471 % of GDP2005: 0.443 % of GDP2006: 0.442 % of GDP2007: 0.43 % of GDP2008: 0.447 % of GDP2009: 0.493 % of GDP2010: 0.563 % of GDP2011: 0.529 % of GDP2012: 0.6 % of GDP2013: 0.634 % of GDP2014: 0.79 % of GDP2015: 0.949 % of GDP2016: 0.77 % of GDP2017: 0.74 % of GDP2018: 0.755 % of GDP2019: 0.836 % of GDP2020: 0.845 % of GDP2021: 0.769 % of GDP2022: 0.752 % of GDP2023: 0.792 % of GDP

Source: Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO). Measured in % of GDP.

Analysis

Bulgaria recorded 0.8% for research and development expenditure in 2023.

Compared with earlier readings it is up 5.4% on the previous year and up 24.9% over ten years.

Over the whole period, research and development expenditure in Bulgaria peaked at 0.9% in 2015 and was at its lowest, 0.4%, in 1996.

Bulgaria ranks 47th of 116 countries on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 28 years of available data.

Research and development expenditure in Bulgaria, year by year

Annual values for Research and development expenditure (% of GDP) in Bulgaria, 1996 to 2023.
Year % of GDP Change
1996 0.4%
1997 0.5% +11.3%
1998 0.5% +3.6%
1999 0.5% +11.3%
2000 0.5% -7.8%
2001 0.4% -9.7%
2002 0.5% +3.9%
2003 0.5% +1.6%
2004 0.5% -0.3%
2005 0.4% -6.0%
2006 0.4% -0.1%
2007 0.4% -2.7%
2008 0.4% +4.0%
2009 0.5% +10.3%
2010 0.6% +14.1%
2011 0.5% -5.9%
2012 0.6% +13.4%
2013 0.6% +5.6%
2014 0.8% +24.6%
2015 0.9% +20.2%
2016 0.8% -18.9%
2017 0.7% -3.9%
2018 0.8% +2.0%
2019 0.8% +10.7%
2020 0.8% +1.2%
2021 0.8% -9.0%
2022 0.8% -2.3%
2023 0.8% +5.4%

Averages by decade

DecadeAverage LowestHighest Years
1990s 0.5% 0.4% 0.5% 4
2000s 0.5% 0.4% 0.5% 10
2010s 0.7% 0.5% 0.9% 10
2020s 0.8% 0.8% 0.8% 4

Countries ranked near Bulgaria

  1. 44 Thailand 0.9% compare
  2. 45 Latvia 0.8% compare
  3. 46 Kenya 0.8% compare
  4. 48 Tunisia 0.7% compare
  5. 49 Iran, Islamic Republic of 0.7% compare
  6. 50 Uruguay 0.7% compare

See the full ranking of 147 places →

More science & technology data for Bulgaria

All data for Bulgaria →

Frequently asked questions

What is research and development expenditure in Bulgaria?
Research and development expenditure in Bulgaria was 0.8% in 2023, according to Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO).
What is the highest research and development expenditure recorded in Bulgaria?
The highest recorded value was 0.9% in 2015.
What is the lowest research and development expenditure recorded in Bulgaria?
The lowest recorded value was 0.4% in 1996.
How does Bulgaria rank for research and development expenditure?
Bulgaria ranks 47th out of 116 countries with data for 2023.
Is research and development expenditure rising or falling in Bulgaria?
Over the last ten years it is up 24.9%. The long-run trend across the full record is rising.
Where does this Bulgaria data come from?
The figures come from Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO), published as part of Research and development expenditure (% of GDP). Statizoid updates them automatically from the source API.

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Research and development expenditure in Bulgaria. Statizoid, drawing on Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 23 August 2026, from https://science-tech.statizoid.com/stat/research-and-development-expenditure-percent-of-gdp/bulgaria/

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About this data

Indicator
Research and development expenditure (% of GDP)
Unit
% of GDP
Source
Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
147 places, 3,092 data points, 1996–2024
Last refreshed

Gross domestic expenditures on research and development (R&D), expressed as a percent of GDP. They include both capital and current expenditures in the four main sectors: Business enterprise, Government, Higher education and Private non-profit. R&D covers basic research, applied research, and experimental development.