How many years of comparable data are there for Belgium and Congo, Democratic Republic of the?

51 years are reported by both, from 1970 to 2020.

Where does this data come from?

UNESCO Institute for Statistics, published as Theoretical duration of lower secondary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Belgium vs Congo, Democratic Republic of the: Theoretical duration of lower secondary education

Belgium

2 years

in 2020

Congo, Democratic Republic of the

2 years

in 2020

Belgium rank

188th

Congo, Democratic Republic of the rank

188th

Theoretical duration of lower secondary education over time

Belgium
Congo, Democratic Republic of the

How they compare

Belgium currently reports 2 years against 2 years in Congo, Democratic Republic of the, a difference of 0 years.

The two have swapped places 1 time across 51 shared years of data; in 1970 it was Belgium ahead.

Belgium ranks 188th and Congo, Democratic Republic of the ranks 188th of 209 countries.

Belgium has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Belgium	Congo, Democratic Republic of the	Difference	Ahead
1970s	3 years	2 years	1 years	Belgium
1980s	3 years	2 years	1 years	Belgium
1990s	2.3 years	2 years	0.3 years	Belgium
2000s	2 years	2 years	0 years	—
2010s	2 years	2 years	0 years	—
2020s	2 years	2 years	0 years	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of lower secondary education, Belgium or Congo, Democratic Republic of the?: Belgium, at 2 years against 2 years in Congo, Democratic Republic of the as of 2020.
What is the difference in theoretical duration of lower secondary education between Belgium and Congo, Democratic Republic of the?: 0 years, with Belgium ahead.
How many years of comparable data are there for Belgium and Congo, Democratic Republic of the?: 51 years are reported by both, from 1970 to 2020.
How do Belgium and Congo, Democratic Republic of the rank globally for theoretical duration of lower secondary education?: Belgium ranks 188th and Congo, Democratic Republic of the ranks 188th of 209 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Theoretical duration of lower secondary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Belgium vs Congo, Democratic Republic of the: Theoretical duration of lower secondary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 30 August 2026, from https://education.statizoid.com/compare/theoretical-duration-of-lower-secondary-education-years/belgium/congo-dem-rep/

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About this data

Indicator: Theoretical duration of lower secondary education (years)
Unit: years
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 209 places, 10,366 data points, 1970–2020
Last refreshed: 21 August 2026

Number of grades (years) in lower secondary education.