How many years of comparable data are there for Europe & Central Asia and Tonga?

28 years are reported by both, from 1998 to 2025.

Where does this data come from?

Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Compulsory education, duration (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Europe & Central Asia vs Tonga: Compulsory education, duration

Europe & Central Asia

11 years

in 2025

Tonga

15 years

in 2025

Europe & Central Asia rank

4th

Tonga rank

3rd

Compulsory education, duration over time

Europe & Central Asia
Tonga

How they compare

Tonga currently reports 15 years against 11 years in Europe & Central Asia, a difference of 4 years.

That makes Tonga's figure about 1.4 times Europe & Central Asia's.

The two have swapped places 1 time across 28 shared years of data; in 1998 it was Europe & Central Asia ahead.

Europe & Central Asia ranks 4th and Tonga ranks 3rd of 44 groups.

Across the 4 decades both report, Europe & Central Asia averaged higher in 2 and Tonga in 2.

Head to head by decade

Decade	Europe & Central Asia	Tonga	Difference	Ahead
1990s	9 years	6 years	3 years	Europe & Central Asia
2000s	9.1 years	6 years	3.1 years	Europe & Central Asia
2010s	10 years	11.8 years	1.8 years	Tonga
2020s	10.67 years	15 years	4.33 years	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher compulsory education, duration, Europe & Central Asia or Tonga?: Tonga, at 15 years against 11 years in Europe & Central Asia as of 2025.
What is the difference in compulsory education, duration between Europe & Central Asia and Tonga?: 4 years, with Tonga ahead.
How many years of comparable data are there for Europe & Central Asia and Tonga?: 28 years are reported by both, from 1998 to 2025.
How do Europe & Central Asia and Tonga rank globally for compulsory education, duration?: Europe & Central Asia ranks 4th and Tonga ranks 3rd of 44 groups.
Where does this data come from?: Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Compulsory education, duration (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Europe & Central Asia vs Tonga: Compulsory education, duration. Statizoid, drawing on Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 23 August 2026, from https://education.statizoid.com/compare/compulsory-education-duration-years/europe-and-central-asia/tonga/

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About this data

Indicator: Compulsory education, duration (years)
Unit: years
Source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 243 places, 6,506 data points, 1975–2025
Last refreshed: 20 August 2026

Duration of compulsory education is the number of years that children are legally obliged to attend school.