How many years of comparable data are there for AIMS: East Asia and Tonga?

15 years are reported by both, from 1998 to 2024.

Where does this data come from?

UNESCO Institute for Statistics, published as School life expectancy, primary and lower secondary, adjusted gender parity index (GPIA). Statizoid refreshes it automatically from the source and publishes the full history for both places.

AIMS: East Asia vs Tonga: School life expectancy, primary and lower secondary, adjusted gender

AIMS: East Asia

1 GPIA

in 2024

Tonga

1.02 GPIA

in 2024

AIMS: East Asia rank

35th

Tonga rank

38th

School life expectancy, primary and lower secondary, adjusted gender over time

AIMS: East Asia
Tonga

How they compare

Tonga currently reports 1.02 GPIA against 1 GPIA in AIMS: East Asia, a difference of 0.02 GPIA.

The two have swapped places 4 times across 15 shared years of data; in 1998 it was Tonga ahead.

AIMS: East Asia ranks 35th and Tonga ranks 38th of 221 groups.

Across the 4 decades both report, AIMS: East Asia averaged higher in 1 and Tonga in 3.

Head to head by decade

Decade	AIMS: East Asia	Tonga	Difference	Ahead
1990s	0.9802 GPIA	0.9844 GPIA	0.0042 GPIA	Tonga
2000s	1 GPIA	1 GPIA	0.0001 GPIA	AIMS: East Asia
2010s	1.01 GPIA	1.04 GPIA	0.034 GPIA	Tonga
2020s	1 GPIA	1.03 GPIA	0.0236 GPIA	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher school life expectancy, primary and lower secondary, adjusted gender, AIMS: East Asia or Tonga?: Tonga, at 1.02 GPIA against 1 GPIA in AIMS: East Asia as of 2024.
What is the difference in school life expectancy, primary and lower secondary, adjusted gender between AIMS: East Asia and Tonga?: 0.02 GPIA, with Tonga ahead.
How many years of comparable data are there for AIMS: East Asia and Tonga?: 15 years are reported by both, from 1998 to 2024.
How do AIMS: East Asia and Tonga rank globally for school life expectancy, primary and lower secondary, adjusted gender?: AIMS: East Asia ranks 35th and Tonga ranks 38th of 221 groups.
Where does this data come from?: UNESCO Institute for Statistics, published as School life expectancy, primary and lower secondary, adjusted gender parity index (GPIA). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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AIMS: East Asia vs Tonga: School life expectancy, primary and lower secondary, adjusted gender. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 08 September 2026, from https://education.statizoid.com/compare/school-life-expectancy-primary-and-lower-secondary-adjusted-gender-parity-index-gpia/aims-east-asia/tonga/

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About this data

Indicator: School life expectancy, primary and lower secondary, adjusted gender parity index (GPIA)
Unit: GPIA
Source: UNESCO Institute for Statistics
Licence: CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage: 421 places, 10,261 data points, 1985–2025
Last refreshed: 06 September 2026

February 2026 Data Release