Congo vs Spain: Theoretical duration of upper secondary education

Congo
3 years
in 2020
Spain
3 years
in 2020
Congo rank
52nd
Spain rank
52nd

Theoretical duration of upper secondary education over time

  • Congo
  • Spain
01234197019952020

How they compare

Congo currently reports 3 years against 3 years in Spain, a difference of 0 years.

The two have swapped places 2 times across 51 shared years of data; in 1970 it was Spain ahead.

Congo ranks 52nd and Spain ranks 52nd of 209 countries.

Across the 6 decades both report, Congo averaged higher in 2 and Spain in 3.

Head to head by decade

Decade Congo Spain Difference Ahead
1970s 3 years 4 years 1 years Spain
1980s 3 years 4 years 1 years Spain
1990s 3 years 3.8 years 0.8 years Spain
2000s 3 years 2 years 1 years Congo
2010s 3 years 2.7 years 0.3 years Congo
2020s 3 years 3 years 0 years

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of upper secondary education, Congo or Spain?
Congo, at 3 years against 3 years in Spain as of 2020.
What is the difference in theoretical duration of upper secondary education between Congo and Spain?
0 years, with Congo ahead.
How many years of comparable data are there for Congo and Spain?
51 years are reported by both, from 1970 to 2020.
How do Congo and Spain rank globally for theoretical duration of upper secondary education?
Congo ranks 52nd and Spain ranks 52nd of 209 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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Congo vs Spain: Theoretical duration of upper secondary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 22 August 2026, from https://education.statizoid.com/compare/theoretical-duration-of-upper-secondary-education-years/congo-rep/spain/

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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 4.0 (World Bank Open Data)
Coverage
209 places, 10,366 data points, 1970–2020
Last refreshed

Number of grades (years) in upper secondary education.