Azerbaijan vs Tonga: Average years of schooling vs. expected years of schooling

Azerbaijan

11.07 years

in 2023

Tonga

10.91 years

in 2023

Azerbaijan rank

69th

Tonga rank

71st

Average years of schooling vs. expected years of schooling over time

Azerbaijan currently reports 11.07 years against 10.91 years in Tonga, a difference of 0.1551 years.

The two have swapped places 2 times across 29 shared years of data; in 1995 it was Azerbaijan ahead.

Azerbaijan ranks 69th and Tonga ranks 71st of 192 countries.

Indicator: Average years of schooling vs. expected years of schooling
Unit: years
Source: UNDP, Human Development Report (2025) – with minor processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 192 places, 6,079 data points, 1990–2023
Last refreshed: 07 August 2026

Average number of years (excluding years spent repeating individual grades) adults over 25 years participated in formal education.