Mongolia vs Nigeria: Theoretical duration of upper secondary education

Mongolia
3 years
in 2020
Nigeria
3 years
in 2020
Mongolia rank
52nd
Nigeria rank
52nd

Theoretical duration of upper secondary education over time

  • Mongolia
  • Nigeria
0123197019952020

How they compare

Mongolia currently reports 3 years against 3 years in Nigeria, a difference of 0 years.

Across all 51 years both countries report, Nigeria has been ahead every year.

Mongolia ranks 52nd and Nigeria ranks 52nd of 209 countries.

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

Head to head by decade

Decade Mongolia Nigeria Difference Ahead
1970s 2 years 2 years 0 years
1980s 2 years 2.4 years 0.4 years Nigeria
1990s 2 years 3 years 1 years Nigeria
2000s 2 years 3 years 1 years Nigeria
2010s 2.9 years 3 years 0.1 years Nigeria
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, Mongolia or Nigeria?
Mongolia, at 3 years against 3 years in Nigeria as of 2020.
What is the difference in theoretical duration of upper secondary education between Mongolia and Nigeria?
0 years, with Mongolia ahead.
How many years of comparable data are there for Mongolia and Nigeria?
51 years are reported by both, from 1970 to 2020.
How do Mongolia and Nigeria rank globally for theoretical duration of upper secondary education?
Mongolia ranks 52nd and Nigeria 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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Mongolia vs Nigeria: Theoretical duration of upper secondary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 27 August 2026, from https://education.statizoid.com/compare/theoretical-duration-of-upper-secondary-education-years/mongolia/nigeria/

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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.