Nigeria vs Samoa: Completion rate, primary education, adjusted gender parity index
Nigeria
1.01 modelled data
in 2025
Samoa
1.02 modelled data
in 2025
Nigeria rank
67th
Samoa rank
64th
Completion rate, primary education, adjusted gender parity index over time
- Nigeria
- Samoa
How they compare
Samoa currently reports 1.02 modelled data against 1.01 modelled data in Nigeria, a difference of 0.01 modelled data.
Across all 45 years both countries report, Samoa has been ahead every year.
Nigeria ranks 67th and Samoa ranks 64th of 165 countries.
Samoa has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Nigeria | Samoa | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0.8355 modelled data | 1.03 modelled data | 0.196 modelled data | Samoa |
| 1990s | 0.8724 modelled data | 1.03 modelled data | 0.1556 modelled data | Samoa |
| 2000s | 0.943 modelled data | 1.02 modelled data | 0.0817 modelled data | Samoa |
| 2010s | 0.9892 modelled data | 1.02 modelled data | 0.0306 modelled data | Samoa |
| 2020s | 1.01 modelled data | 1.02 modelled data | 0.0072 modelled data | Samoa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher completion rate, primary education, adjusted gender parity index, Nigeria or Samoa?
- Samoa, at 1.02 modelled data against 1.01 modelled data in Nigeria as of 2025.
- What is the difference in completion rate, primary education, adjusted gender parity index between Nigeria and Samoa?
- 0.01 modelled data, with Samoa ahead.
- How many years of comparable data are there for Nigeria and Samoa?
- 45 years are reported by both, from 1981 to 2025.
- How do Nigeria and Samoa rank globally for completion rate, primary education, adjusted gender parity index?
- Nigeria ranks 67th and Samoa ranks 64th of 165 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Completion rate, primary education, adjusted gender parity index (GPIA) (modelled data). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release