Bulgaria vs Republic of Korea: Pupil-teacher ratio, upper secondary

Bulgaria
12.7
in 2017
Republic of Korea
13.03
in 2017
Bulgaria rank
70th
Republic of Korea rank
68th

Pupil-teacher ratio, upper secondary over time

  • Bulgaria
  • Republic of Korea
0510152025199420052017

How they compare

Republic of Korea currently reports 13.03 against 12.7 in Bulgaria, a difference of 0.33.

Across all 21 years both countries report, Republic of Korea has been ahead every year.

Bulgaria ranks 70th and Republic of Korea ranks 68th of 129 countries.

Republic of Korea has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade Bulgaria Republic of Korea Difference Ahead
1990s 11.36 22.91 11.55 Republic of Korea
2000s 11.54 16.78 5.24 Republic of Korea
2010s 12.43 14.46 2.03 Republic of Korea

Averages of every year both report within each decade.

Frequently asked questions

Which has higher pupil-teacher ratio, upper secondary, Bulgaria or Republic of Korea?
Republic of Korea, at 13.03 against 12.7 in Bulgaria as of 2017.
What is the difference in pupil-teacher ratio, upper secondary between Bulgaria and Republic of Korea?
0.33, with Republic of Korea ahead.
How many years of comparable data are there for Bulgaria and Republic of Korea?
21 years are reported by both, from 1996 to 2017.
How do Bulgaria and Republic of Korea rank globally for pupil-teacher ratio, upper secondary?
Bulgaria ranks 70th and Republic of Korea ranks 68th of 129 countries.
Where does this data come from?
Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO), published as Pupil-teacher ratio, upper secondary. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Republic of Korea: Pupil-teacher ratio, upper secondary. Statizoid, drawing on Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 20 August 2026, from https://education.statizoid.com/compare/pupil-teacher-ratio-upper-secondary/bulgaria/korea-rep/

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About this data

Indicator
Pupil-teacher ratio, upper secondary
Source
Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
171 places, 2,641 data points, 1981–2019
Last refreshed

Upper secondary school pupil-teacher ratio is the average number of pupils per teacher in upper secondary school.