Oman vs Tonga: School life expectancy, pre-primary, adjusted gender parity index
Oman
1.06 GPIA
in 2024
Tonga
1.07 GPIA
in 2024
Oman rank
24th
Tonga rank
21st
School life expectancy, pre-primary, adjusted gender parity index over time
- Oman
- Tonga
How they compare
Tonga currently reports 1.07 GPIA against 1.06 GPIA in Oman, a difference of 0.01 GPIA.
The two have swapped places 2 times across 14 shared years of data; in 1975 it was Tonga ahead.
Oman ranks 24th and Tonga ranks 21st of 205 countries.
Tonga has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Oman | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 1.03 GPIA | 1.36 GPIA | 0.3298 GPIA | Tonga |
| 1990s | 0.8966 GPIA | 1.14 GPIA | 0.2445 GPIA | Tonga |
| 2000s | 0.8991 GPIA | 1.3 GPIA | 0.4032 GPIA | Tonga |
| 2010s | 1.02 GPIA | 1.04 GPIA | 0.0217 GPIA | Tonga |
| 2020s | 1.02 GPIA | 1.08 GPIA | 0.0588 GPIA | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher school life expectancy, pre-primary, adjusted gender parity index, Oman or Tonga?
- Tonga, at 1.07 GPIA against 1.06 GPIA in Oman as of 2024.
- What is the difference in school life expectancy, pre-primary, adjusted gender parity index between Oman and Tonga?
- 0.01 GPIA, with Tonga ahead.
- How many years of comparable data are there for Oman and Tonga?
- 14 years are reported by both, from 1975 to 2024.
- How do Oman and Tonga rank globally for school life expectancy, pre-primary, adjusted gender parity index?
- Oman ranks 24th and Tonga ranks 21st of 205 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as School life expectancy, pre-primary, adjusted gender parity index (GPIA). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release