Gross enrolment ratio, lower secondary, adjusted gender parity index in Tonga
Tonga: Gross enrolment ratio, lower secondary, adjusted gender parity index was 0.9963 GPIA in 2024. ▬ Flat
Gross enrolment ratio, lower secondary, adjusted gender parity index in Tonga, 1998–2024
Source: UNESCO Institute for Statistics. Measured in GPIA.
Analysis
Tonga recorded 0.9963 GPIA for gross enrolment ratio, lower secondary, adjusted gender parity index in 2024.
That represents a change of down 3.5% on the previous year and down 9.1% over ten years.
Over the whole period, gross enrolment ratio, lower secondary, adjusted gender parity index in Tonga peaked at 1.11 GPIA in 2020 and was at its lowest, 0.9808 GPIA, in 2022.
That places Tonga 115th out of 199 countries with data for 2024, putting it in the middle of the range.
Gross enrolment ratio, lower secondary, adjusted gender parity index in Tonga, year by year
| Year | GPIA | Change |
|---|---|---|
| 1998 | 1.05 GPIA | — |
| 1999 | 1.01 GPIA | -3.3% |
| 2001 | 1.03 GPIA | +1.9% |
| 2006 | 0.9889 GPIA | -4.1% |
| 2012 | 1.05 GPIA | +6.6% |
| 2013 | 1.06 GPIA | +0.5% |
| 2014 | 1.1 GPIA | +3.6% |
| 2015 | 1.06 GPIA | -3.2% |
| 2018 | 1.11 GPIA | +4.4% |
| 2019 | 1.08 GPIA | -2.2% |
| 2020 | 1.11 GPIA | +2.7% |
| 2021 | 1.07 GPIA | -3.8% |
| 2022 | 0.9808 GPIA | -8.4% |
| 2023 | 1.03 GPIA | +5.3% |
| 2024 | 0.9963 GPIA | -3.5% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 1.03 GPIA | 1.01 GPIA | 1.05 GPIA | 2 |
| 2000s | 1.01 GPIA | 0.9889 GPIA | 1.03 GPIA | 2 |
| 2010s | 1.08 GPIA | 1.05 GPIA | 1.11 GPIA | 6 |
| 2020s | 1.04 GPIA | 0.9808 GPIA | 1.11 GPIA | 5 |
Countries ranked near Tonga
- 112 Montenegro 0.997 GPIA compare
- 113 Oman 0.9968 GPIA compare
- 114 San Marino 0.9966 GPIA compare
- 116 Iceland 0.9958 GPIA compare
- 117 Azerbaijan 0.9955 GPIA compare
- 118 Qatar 0.9954 GPIA compare
More education data for Tonga
- 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 (2025)
- Official entrance age to pre primary education 4 (2025)
- Population ages 15-64 58.2% (2025)
- Population ages 0-14 34.9% (2025)
Frequently asked questions
- What is gross enrolment ratio, lower secondary, adjusted gender parity index in Tonga?
- Gross enrolment ratio, lower secondary, adjusted gender parity index in Tonga was 0.9963 GPIA in 2024, according to UNESCO Institute for Statistics.
- What is the highest gross enrolment ratio, lower secondary, adjusted gender parity index recorded in Tonga?
- The highest recorded value was 1.11 GPIA in 2020.
- What is the lowest gross enrolment ratio, lower secondary, adjusted gender parity index recorded in Tonga?
- The lowest recorded value was 0.9808 GPIA in 2022.
- How does Tonga rank for gross enrolment ratio, lower secondary, adjusted gender parity index?
- Tonga ranks 115th out of 199 countries with data for 2024.
- Is gross enrolment ratio, lower secondary, adjusted gender parity index rising or falling in Tonga?
- Over the last ten years it is down 9.1%. 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 Gross enrolment ratio, lower secondary, adjusted gender parity index (GPIA). Statizoid updates them automatically from the source API.
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About this data
February 2026 Data Release