Share of all students in post-secondary non-tertiary education in Tonga

Tonga: Share of all students in post-secondary non-tertiary education was 1.27 GPIA in 2023. ▲ Rising

Latest (2023)
1.27 GPIA
Change on year
down 1.3%
World rank
18th
of 55 countries
All-time high
1.41 GPIA
in 2018
All-time low
1 GPIA
in 1998
Years of data
13
1998–2023

Share of all students in post-secondary non-tertiary education in Tonga, 1998–2023

00.511.51998201020231998: 1 GPIA1999: 1 GPIA2000: 1 GPIA2001: 1 GPIA2002: 1 GPIA2003: 1 GPIA2004: 1 GPIA2005: 1 GPIA2006: 1 GPIA2018: 1.4 GPIA2019: 1.4 GPIA2020: 1.3 GPIA2023: 1.3 GPIA

Source: UNESCO Institute for Statistics. Measured in GPIA.

Analysis

In 2023, share of all students in post-secondary non-tertiary education in Tonga stood at 1.27 GPIA.

That represents a change of down 1.3% on the previous year and down 10.1% over ten years.

Over the whole period, share of all students in post-secondary non-tertiary education in Tonga peaked at 1.41 GPIA in 2018 and was at its lowest, 1 GPIA, in 1998.

That places Tonga 18th out of 55 countries with data for 2023, putting it in the middle of the range.

The long-run direction has been consistently rising across the 13 years of available data.

Share of all students in post-secondary non-tertiary education in Tonga, year by year

Annual values for Share of all students in post-secondary non-tertiary education enrolled in general programmes, adjusted gender parity index (GPIA) in Tonga, 1998 to 2023.
Year GPIA Change
1998 1 GPIA
1999 1 GPIA +0.0%
2000 1 GPIA +0.0%
2001 1 GPIA +0.0%
2002 1 GPIA +0.0%
2003 1 GPIA +0.0%
2004 1 GPIA +0.0%
2005 1 GPIA +0.0%
2006 1 GPIA +0.0%
2018 1.41 GPIA +41.0%
2019 1.36 GPIA -3.8%
2020 1.29 GPIA -5.3%
2023 1.27 GPIA -1.3%

Averages by decade

DecadeAverage LowestHighest Years
1990s 1 GPIA 1 GPIA 1 GPIA 2
2000s 1 GPIA 1 GPIA 1 GPIA 7
2010s 1.38 GPIA 1.36 GPIA 1.41 GPIA 2
2020s 1.28 GPIA 1.27 GPIA 1.29 GPIA 2

Countries ranked near Tonga

  1. 15 Tanzania, United Republic of 1.34 GPIA compare
  2. 16 Saint Kitts and Nevis 1.29 GPIA compare
  3. 17 Malta 1.27 GPIA compare
  4. 19 Saint Lucia 1.26 GPIA compare
  5. 20 Singapore 1.23 GPIA compare
  6. 21 Trinidad and Tobago 1.19 GPIA compare

See the full ranking of 57 places →

More education data for Tonga

All data for Tonga →

Frequently asked questions

What is share of all students in post-secondary non-tertiary education in Tonga?
Share of all students in post-secondary non-tertiary education in Tonga was 1.27 GPIA in 2023, according to UNESCO Institute for Statistics.
What is the highest share of all students in post-secondary non-tertiary education recorded in Tonga?
The highest recorded value was 1.41 GPIA in 2018.
What is the lowest share of all students in post-secondary non-tertiary education recorded in Tonga?
The lowest recorded value was 1 GPIA in 1998.
How does Tonga rank for share of all students in post-secondary non-tertiary education?
Tonga ranks 18th out of 55 countries with data for 2023.
Is share of all students in post-secondary non-tertiary education rising or falling in Tonga?
Over the last ten years it is down 10.1%. The long-run trend across the full record is rising.
Where does this Tonga data come from?
The figures come from UNESCO Institute for Statistics, published as part of Share of all students in post-secondary non-tertiary education enrolled in general programmes, adjusted gender parity index (GPIA). Statizoid updates them automatically from the source API.

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Share of all students in post-secondary non-tertiary education in Tonga. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 31 August 2026, from https://education.statizoid.com/stat/share-of-all-students-in-post-secondary-non-tertiary-education-enrolled-in-general-5/tonga/

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About this data

Indicator
Share of all students in post-secondary non-tertiary education enrolled in general programmes, adjusted gender parity index (GPIA)
Unit
GPIA
Source
UNESCO Institute for Statistics
Licence
CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage
57 places, 666 data points, 1998–2024
Last refreshed

February 2026 Data Release