How many years of comparable data are there for Bulgaria and Congo?

19 years are reported by both, from 1999 to 2019.

Where does this data come from?

UNESCO Institute for Statistics, published as Official entrance age to post-secondary non-tertiary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Bulgaria vs Congo: Official entrance age to post-secondary non-tertiary education

Bulgaria

19 years

in 2019

Congo

19 years

in 2019

Bulgaria rank

6th

Congo rank

6th

Official entrance age to post-secondary non-tertiary education over time

Bulgaria
Congo

How they compare

Bulgaria currently reports 19 years against 19 years in Congo, a difference of 0 years.

The two have swapped places 2 times across 19 shared years of data; in 1999 it was Congo ahead.

Bulgaria ranks 6th and Congo ranks 6th of 169 countries.

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

Head to head by decade

Decade	Bulgaria	Congo	Difference	Ahead
1990s	18 years	19 years	1 years	Congo
2000s	18.7 years	18.8 years	0.1 years	Congo
2010s	18.88 years	19 years	0.125 years	Congo

Averages of every year both report within each decade.

Frequently asked questions

Which has higher official entrance age to post-secondary non-tertiary education, Bulgaria or Congo?: Bulgaria, at 19 years against 19 years in Congo as of 2019.
What is the difference in official entrance age to post-secondary non-tertiary education between Bulgaria and Congo?: 0 years, with Bulgaria ahead.
How many years of comparable data are there for Bulgaria and Congo?: 19 years are reported by both, from 1999 to 2019.
How do Bulgaria and Congo rank globally for official entrance age to post-secondary non-tertiary education?: Bulgaria ranks 6th and Congo ranks 6th of 169 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Official entrance age to post-secondary non-tertiary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Congo: Official entrance age to post-secondary non-tertiary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 02 September 2026, from https://education.statizoid.com/compare/official-entrance-age-to-post-secondary-non-tertiary-education-years/bulgaria/congo-rep/

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<a href="https://education.statizoid.com/compare/official-entrance-age-to-post-secondary-non-tertiary-education-years/bulgaria/congo-rep/">Bulgaria vs Congo: Official entrance age to post-secondary non-tertiary education</a> — Statizoid

About this data

Indicator: Official entrance age to post-secondary non-tertiary education (years)
Unit: years
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 169 places, 3,190 data points, 1970–2020
Last refreshed: 21 August 2026

Age at which students would enter post-secondary education, assuming they had started at the official entrance age for the lowest level of education, had studied full-time throughout and had progressed through the system without repeating or skipping a grade.