Niger vs Tonga: School life expectancy, pre-primary, adjusted gender parity index
Niger
1.07 GPIA
in 2024
Tonga
1.07 GPIA
in 2024
Niger rank
16th
Tonga rank
18th
School life expectancy, pre-primary, adjusted gender parity index over time
- Niger
- Tonga
How they compare
Niger currently reports 1.07 GPIA against 1.07 GPIA in Tonga, a difference of 0 GPIA.
The two have swapped places 5 times across 13 shared years of data; in 1975 it was Tonga ahead.
Niger ranks 16th and Tonga ranks 18th of 199 countries.
Across the 5 decades both report, Niger averaged higher in 1 and Tonga in 4.
Head to head by decade
| Decade | Niger | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 1.06 GPIA | 1.36 GPIA | 0.2964 GPIA | Tonga |
| 1990s | 1.04 GPIA | 1.14 GPIA | 0.1041 GPIA | Tonga |
| 2000s | 0.988 GPIA | 1.3 GPIA | 0.3143 GPIA | Tonga |
| 2010s | 1.05 GPIA | 1.04 GPIA | 0.0128 GPIA | Niger |
| 2020s | 1.06 GPIA | 1.08 GPIA | 0.0122 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, Niger or Tonga?
- Niger, at 1.07 GPIA against 1.07 GPIA in Tonga as of 2024.
- What is the difference in school life expectancy, pre-primary, adjusted gender parity index between Niger and Tonga?
- 0 GPIA, with Niger ahead.
- How many years of comparable data are there for Niger and Tonga?
- 13 years are reported by both, from 1975 to 2024.
- How do Niger and Tonga rank globally for school life expectancy, pre-primary, adjusted gender parity index?
- Niger ranks 16th and Tonga ranks 18th of 199 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