Gross enrolment ratio, post-secondary non-tertiary … adjusted in Tonga
Tonga: Gross enrolment ratio, post-secondary non-tertiary … adjusted was 1.49 GPIA in 2023. ▼ Falling
Gross enrolment ratio, post-secondary non-tertiary, adjusted gender in Tonga, 1998–2023
Source: UNESCO Institute for Statistics. Measured in GPIA.
Analysis
Tonga recorded 1.49 GPIA for gross enrolment ratio, post-secondary non-tertiary, adjusted gender in 2023.
The figure is up 19.6% on the previous year and up 36.3% over ten years.
Over the whole period, gross enrolment ratio, post-secondary non-tertiary, adjusted gender in Tonga peaked at 1.61 GPIA in 1999 and was at its lowest, 1.09 GPIA, in 2021.
That places Tonga 20th out of 120 countries with data for 2023, putting it in the top quarter.
The long-run direction has been consistently falling across the 16 years of available data.
Gross enrolment ratio, post-secondary non-tertiary … adjusted in Tonga, year by year
| Year | GPIA | Change |
|---|---|---|
| 1998 | 1.39 GPIA | — |
| 1999 | 1.61 GPIA | +15.6% |
| 2000 | 1.35 GPIA | -15.6% |
| 2001 | 1.33 GPIA | -1.9% |
| 2002 | 1.34 GPIA | +0.9% |
| 2003 | 1.19 GPIA | -11.5% |
| 2004 | 1.24 GPIA | +4.5% |
| 2005 | 1.15 GPIA | -7.1% |
| 2006 | 1.28 GPIA | +11.0% |
| 2015 | 1.1 GPIA | -14.3% |
| 2018 | 1.23 GPIA | +12.5% |
| 2019 | 1.25 GPIA | +1.2% |
| 2020 | 1.38 GPIA | +10.6% |
| 2021 | 1.09 GPIA | -21.3% |
| 2022 | 1.25 GPIA | +15.1% |
| 2023 | 1.49 GPIA | +19.6% |
Tonga compared with similar countries
- Tonga's 1.49 GPIA is above the median for upper middle income countries, which is 1.08 GPIA, 1.4× the median. (32 countries reporting)
- Tonga's 1.49 GPIA is above the median for East Asia & Pacific, which is 0.9083 GPIA, 1.6× the median. (17 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 1.5 GPIA | 1.39 GPIA | 1.61 GPIA | 2 |
| 2000s | 1.27 GPIA | 1.15 GPIA | 1.35 GPIA | 7 |
| 2010s | 1.19 GPIA | 1.1 GPIA | 1.25 GPIA | 3 |
| 2020s | 1.3 GPIA | 1.09 GPIA | 1.49 GPIA | 4 |
Countries ranked near Tonga
More education data for Tonga
- Gender gap education levels, gaps filled 87.87 (1999)
- Primary enrollment selected countries, gaps filled 98.13 (2023)
- Teachers in secondary education, both sexes (number), gaps filled 1,086 (2015)
- Repeaters in primary education, all grades, both sexes (number), gaps 20 (2024)
- Enrolment in pre-primary education, male (number), gaps filled 1,228 (2024)
- Enrolment in pre-primary education, female (number), gaps filled 1,164 (2024)
- Secondary education, pupils, gaps filled 16,132 (2024)
- Primary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, pupils, gaps filled 15,644 (2024)
- Primary education, pupils, annual growth rate -2.92 % change on previous year (2024)
Frequently asked questions
- What is gross enrolment ratio, post-secondary non-tertiary, adjusted gender in Tonga?
- Gross enrolment ratio, post-secondary non-tertiary, adjusted gender in Tonga was 1.49 GPIA in 2023, according to UNESCO Institute for Statistics.
- What is the highest gross enrolment ratio, post-secondary non-tertiary, adjusted gender recorded in Tonga?
- The highest recorded value was 1.61 GPIA in 1999.
- What is the lowest gross enrolment ratio, post-secondary non-tertiary, adjusted gender recorded in Tonga?
- The lowest recorded value was 1.09 GPIA in 2021.
- How does Tonga rank for gross enrolment ratio, post-secondary non-tertiary, adjusted gender?
- Tonga ranks 20th out of 120 countries with data for 2023.
- Is gross enrolment ratio, post-secondary non-tertiary, adjusted gender rising or falling in Tonga?
- Over the last ten years it is up 36.3%. The long-run trend across the full record is falling.
- Where does this Tonga data come from?
- The figures come from UNESCO Institute for Statistics, published as part of Gross enrolment ratio, post-secondary non-tertiary, adjusted gender parity index (GPIA). Statizoid updates them automatically from the source API.
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CSV · JSON — 16 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).
About this data
February 2026 Data Release