Australia vs Tonga: Primary school completion rates, adjusted gender parity index
Australia
1 index
in 2025
Tonga
1 index
in 2025
Australia rank
90th
Tonga rank
89th
Primary school completion rates, adjusted gender parity index over time
- Australia
- Tonga
How they compare
Tonga currently reports 1 index against 1 index in Australia, a difference of 0 index.
Across all 45 years both countries report, Tonga has been ahead every year.
Australia ranks 90th and Tonga ranks 89th of 165 countries.
Tonga has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Australia | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 1 index | 1.01 index | 0.0069 index | Tonga |
| 1990s | 1 index | 1.01 index | 0.0055 index | Tonga |
| 2000s | 1 index | 1.01 index | 0.0041 index | Tonga |
| 2010s | 1 index | 1 index | 0.0015 index | Tonga |
| 2020s | 1 index | 1 index | 0.0004 index | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary school completion rates, adjusted gender parity index, Australia or Tonga?
- Tonga, at 1 index against 1 index in Australia as of 2025.
- What is the difference in primary school completion rates, adjusted gender parity index between Australia and Tonga?
- 0 index, with Tonga ahead.
- How many years of comparable data are there for Australia and Tonga?
- 45 years are reported by both, from 1981 to 2025.
- How do Australia and Tonga rank globally for primary school completion rates, adjusted gender parity index?
- Australia ranks 90th and Tonga ranks 89th of 165 countries.
- Where does this data come from?
- UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data, published as Primary school completion rates, adjusted gender parity index. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
An adjusted gender parity index of 1 indicates equal primary school completion rates between boys and girls. Values below 1 favor boys, and values above 1 favor girls.