Namibia vs Tonga: Theoretical duration of post-secondary non-tertiary education

Namibia
2 years
in 2019
Tonga
2 years
in 2019
Namibia rank
15th
Tonga rank
15th

Theoretical duration of post-secondary non-tertiary education over time

  • Namibia
  • Tonga
00.511.52199720082019

How they compare

Namibia currently reports 2 years against 2 years in Tonga, a difference of 0 years.

The two have swapped places 1 time across 22 shared years of data; in 1998 it was Namibia ahead.

Namibia ranks 15th and Tonga ranks 15th of 168 countries.

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

Head to head by decade

Decade Namibia Tonga Difference Ahead
1990s 2 years 1 years 1 years Namibia
2000s 2 years 1 years 1 years Namibia
2010s 2 years 1.8 years 0.2 years Namibia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of post-secondary non-tertiary education, Namibia or Tonga?
Namibia, at 2 years against 2 years in Tonga as of 2019.
What is the difference in theoretical duration of post-secondary non-tertiary education between Namibia and Tonga?
0 years, with Namibia ahead.
How many years of comparable data are there for Namibia and Tonga?
22 years are reported by both, from 1998 to 2019.
How do Namibia and Tonga rank globally for theoretical duration of post-secondary non-tertiary education?
Namibia ranks 15th and Tonga ranks 15th of 168 countries.
Where does this data come from?
UNESCO Institute for Statistics, published as Theoretical duration of 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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Namibia vs Tonga: Theoretical duration of post-secondary non-tertiary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 24 August 2026, from https://education.statizoid.com/compare/theoretical-duration-of-post-secondary-non-tertiary-education-years/namibia/tonga/

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About this data

Indicator
Theoretical duration of post-secondary non-tertiary education (years)
Unit
years
Source
UNESCO Institute for Statistics
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
168 places, 3,181 data points, 1970–2020
Last refreshed

Number of grades (years) in post-secondary education.