Gross enrolment ratio, post-secondary non-tertiary, adjusted gender in Tonga
Tonga: Gross enrolment ratio, post-secondary non-tertiary, adjusted gender 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 19th out of 118 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 gender 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% |
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
- Theoretical duration of pre-primary education (years), annual growth 0 % change on previous year (2025)
- Start of the academic school year (pre-primary to post-secondary non) 0.0494 % change on previous year (2025)
- Theoretical duration of lower secondary education (years), annual 0 % change on previous year (2025)
- Theoretical duration of upper secondary education (years), annual 0 % change on previous year (2025)
- Theoretical duration of secondary education (years), annual growth 0 % change on previous year (2025)
- Start of the academic school year (tertiary education), gaps filled 2,024 tertiary education (2024)
- Start of the academic school year (tertiary education), annual growth 0.0494 % change on previous year (2024)
- Primary education, teachers, gaps filled 818 (2024)
- Duration of pre primary education, annual growth rate 0 % change on previous year (2025)
- Duration of pre-primary education 2 years (2025)
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 19th out of 118 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.
Download this data
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