Proportion of qualified teachers in primary education, adjusted in Tonga
Tonga: Proportion of qualified teachers in primary education, adjusted was 0.9864 GPIA in 2023. ▬ Flat
Latest (2023)
0.9864 GPIA
Change on year
down 1.4%
World rank
87th
of 99 countries
All-time high
1 GPIA
in 2013
All-time low
0.959 GPIA
in 2018
Years of data
7
2013–2023
Proportion of qualified teachers in primary education, adjusted in Tonga, 2013–2023
Source: UNESCO Institute for Statistics. Measured in GPIA.
Analysis
Tonga recorded 0.9864 GPIA for proportion of qualified teachers in primary education, adjusted in 2023.
That represents a change of down 1.4% on the previous year and down 1.4% over ten years.
Over the whole period, proportion of qualified teachers in primary education, adjusted in Tonga peaked at 1 GPIA in 2013 and was at its lowest, 0.959 GPIA, in 2018.
Tonga ranks 87th of 99 countries on this measure, in the bottom quarter.
Proportion of qualified teachers in primary education, adjusted in Tonga, year by year
| Year | GPIA | Change |
|---|---|---|
| 2013 | 1 GPIA | — |
| 2014 | 0.9749 GPIA | -2.6% |
| 2015 | 0.9644 GPIA | -1.1% |
| 2018 | 0.959 GPIA | -0.6% |
| 2019 | 0.9806 GPIA | +2.2% |
| 2020 | 1 GPIA | +2.0% |
| 2023 | 0.9864 GPIA | -1.4% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 0.976 GPIA | 0.959 GPIA | 1 GPIA | 5 |
| 2020s | 0.9932 GPIA | 0.9864 GPIA | 1 GPIA | 2 |
Countries ranked near Tonga
- 84 Afghanistan 0.9921 GPIA compare
- 85 Lebanon 0.9898 GPIA compare
- 86 Brunei Darussalam 0.9874 GPIA compare
- 88 Solomon Islands 0.9781 GPIA compare
- 89 Maldives 0.9685 GPIA compare
- 90 Congo, Democratic Republic of the 0.941 GPIA compare
More education data for Tonga
- Primary education, pupils, gaps filled 15,644 (2024)
- Primary education, pupils, annual growth rate -2.92 % change on previous year (2024)
- Primary education, pupils, per unit of GDP 0 units per US$ of GDP (2024)
- Primary education, pupils, per capita 0.1502 units per person (2024)
- Secondary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Enrolment in primary education, both sexes (number), gaps filled 15,644 (2024)
- Enrolment in primary education, both sexes (number), annual growth -2.92 % change on previous year (2024)
- Enrolment in primary education, both sexes (number), per unit of GDP 0 units per US$ of GDP (2024)
- Enrolment in primary education, both sexes (number), per capita 0.1502 units per person (2024)
- Enrolment in primary education, female (number), gaps filled 7,462 (2024)
Frequently asked questions
- What is proportion of qualified teachers in primary education, adjusted in Tonga?
- Proportion of qualified teachers in primary education, adjusted in Tonga was 0.9864 GPIA in 2023, according to UNESCO Institute for Statistics.
- What is the highest proportion of qualified teachers in primary education, adjusted recorded in Tonga?
- The highest recorded value was 1 GPIA in 2013.
- What is the lowest proportion of qualified teachers in primary education, adjusted recorded in Tonga?
- The lowest recorded value was 0.959 GPIA in 2018.
- How does Tonga rank for proportion of qualified teachers in primary education, adjusted?
- Tonga ranks 87th out of 99 countries with data for 2023.
- Is proportion of qualified teachers in primary education, adjusted rising or falling in Tonga?
- Over the last ten years it is down 1.4%. The long-run trend across the full record is flat.
- Where does this Tonga data come from?
- The figures come from UNESCO Institute for Statistics, published as part of Proportion of qualified teachers in primary education, adjusted gender parity index (GPIA). Statizoid updates them automatically from the source API.
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About this data
February 2026 Data Release