Bulgaria vs Saint Helena: Theoretical duration of upper secondary education

Bulgaria
5 years
in 2025
Saint Helena
3 years
in 2025
Bulgaria rank
1st
Saint Helena rank
1st

Theoretical duration of upper secondary education over time

  • Bulgaria
  • Saint Helena
012345197019972025

How they compare

Bulgaria currently reports 5 years against 3 years in Saint Helena, a difference of 2 years.

That makes Bulgaria's figure about 1.7 times Saint Helena's.

The two have swapped places 2 times across 20 shared years of data; in 1989 it was Bulgaria ahead.

Bulgaria ranks 1st and Saint Helena ranks 1st of 215 countries.

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

Head to head by decade

Decade Bulgaria Saint Helena Difference Ahead
1980s 3 years 2 years 1 years Bulgaria
1990s 3.2 years 2.2 years 1 years Bulgaria
2010s 5 years 3 years 2 years Bulgaria
2020s 5 years 3 years 2 years Bulgaria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of upper secondary education, Bulgaria or Saint Helena?
Bulgaria, at 5 years against 3 years in Saint Helena as of 2025.
What is the difference in theoretical duration of upper secondary education between Bulgaria and Saint Helena?
2 years, with Bulgaria ahead.
How many years of comparable data are there for Bulgaria and Saint Helena?
20 years are reported by both, from 1989 to 2025.
How do Bulgaria and Saint Helena rank globally for theoretical duration of upper secondary education?
Bulgaria ranks 1st and Saint Helena ranks 1st of 215 countries.
Where does this data come from?
UNESCO Institute for Statistics, published as Theoretical duration of upper secondary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Saint Helena: Theoretical duration of upper secondary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 01 September 2026, from https://education.statizoid.com/compare/theoretical-duration-of-upper-secondary-education-years-2/bulgaria/saint-helena/

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About this data

Indicator
Theoretical duration of upper secondary education (years)
Unit
years
Source
UNESCO Institute for Statistics
Licence
CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage
221 places, 11,823 data points, 1970–2025
Last refreshed

February 2026 Data Release