Bulgaria vs Köln: R&D personnel and researchers by sector of performance, sex … NUTS

Bulgaria
26,472 Full-time equivalent (FTE)
in 2024
Köln
54,293 Full-time equivalent (FTE)
in 2023
Bulgaria rank
32nd
Köln rank
34th

R&D personnel and researchers by sector of performance, sex … NUTS over time

  • Bulgaria
  • Köln
10.0k20.0k30.0k40.0k50.0k199320082024

How they compare

Köln currently reports 54,293 Full-time equivalent (FTE) against 26,472 Full-time equivalent (FTE) in Bulgaria, a difference of 27,821 Full-time equivalent (FTE).

That makes Köln's figure about 2.1 times Bulgaria's.

Across all 14 years both countries report, Köln has been ahead every year.

Bulgaria ranks 32nd and Köln ranks 34th of 52 countries.

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

Head to head by decade

Decade Bulgaria Köln Difference Ahead
1990s 19,922 Full-time equivalent (FTE) 32,818 Full-time equivalent (FTE) 12,896 Full-time equivalent (FTE) Köln
2000s 16,619 Full-time equivalent (FTE) 31,035 Full-time equivalent (FTE) 14,416 Full-time equivalent (FTE) Köln
2010s 21,342 Full-time equivalent (FTE) 40,093 Full-time equivalent (FTE) 18,750 Full-time equivalent (FTE) Köln
2020s 25,266 Full-time equivalent (FTE) 50,681 Full-time equivalent (FTE) 25,415 Full-time equivalent (FTE) Köln

Averages of every year both report within each decade.

Frequently asked questions

Which has higher r&d personnel and researchers by sector of performance, sex and nuts, Bulgaria or Köln?
Köln, at 54,293 Full-time equivalent (FTE) against 26,472 Full-time equivalent (FTE) in Bulgaria as of 2023.
What is the difference in r&d personnel and researchers by sector of performance, sex and nuts between Bulgaria and Köln?
27,821 Full-time equivalent (FTE), with Köln ahead.
How many years of comparable data are there for Bulgaria and Köln?
14 years are reported by both, from 1995 to 2023.
How do Bulgaria and Köln rank globally for r&d personnel and researchers by sector of performance, sex and nuts?
Bulgaria ranks 32nd and Köln ranks 34th of 52 countries.
Where does this data come from?
Eurostat, published as R&D personnel and researchers by sector of performance, sex and NUTS 2 region. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Köln: R&D personnel and researchers by sector of performance, sex and NUTS. Statizoid, drawing on Eurostat. Retrieved 09 November 2026, from https://science-tech.statizoid.com/compare/r-and-d-personnel-and-researchers-by-sector-of-performance-sex-and-nuts-2-region/bulgaria/koln/

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<a href="https://science-tech.statizoid.com/compare/r-and-d-personnel-and-researchers-by-sector-of-performance-sex-and-nuts-2-region/bulgaria/koln/">Bulgaria vs Köln: R&D personnel and researchers by sector of performance, sex and NUTS</a> — Statizoid

About this data

Indicator
R&D personnel and researchers by sector of performance, sex and NUTS 2 region
Unit
Full-time equivalent (FTE)
Source
Eurostat
Licence
CC BY 4.0 (Eurostat)
Coverage
468 places, 9,149 data points, 1980–2024
Last refreshed