Nauru vs Sierra Leone: Primary school life expectancy, adjusted gender parity index
Nauru
1.04 index
in 2025
Sierra Leone
1.05 index
in 2024
Nauru rank
13th
Sierra Leone rank
11th
Primary school life expectancy, adjusted gender parity index over time
- Nauru
- Sierra Leone
How they compare
Sierra Leone currently reports 1.05 index against 1.04 index in Nauru, a difference of 0.01 index.
The two have swapped places 4 times across 16 shared years of data; in 1971 it was Nauru ahead.
Nauru ranks 13th and Sierra Leone ranks 11th of 215 countries.
Across the 5 decades both report, Nauru averaged higher in 4 and Sierra Leone in 1.
Head to head by decade
| Decade | Nauru | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 0.986 index | 0.6558 index | 0.3302 index | Nauru |
| 1980s | 0.8825 index | 0.6917 index | 0.1908 index | Nauru |
| 2000s | 1.11 index | 0.8551 index | 0.2537 index | Nauru |
| 2010s | 1.04 index | 1.03 index | 0.012 index | Nauru |
| 2020s | 1.05 index | 1.05 index | 0.0017 index | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary school life expectancy, adjusted gender parity index, Nauru or Sierra Leone?
- Sierra Leone, at 1.05 index against 1.04 index in Nauru as of 2024.
- What is the difference in primary school life expectancy, adjusted gender parity index between Nauru and Sierra Leone?
- 0.01 index, with Sierra Leone ahead.
- How many years of comparable data are there for Nauru and Sierra Leone?
- 16 years are reported by both, from 1971 to 2024.
- How do Nauru and Sierra Leone rank globally for primary school life expectancy, adjusted gender parity index?
- Nauru ranks 13th and Sierra Leone ranks 11th of 215 countries.
- Where does this data come from?
- UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data, published as Primary school life expectancy, 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 equality in the expected number of years a child of school entrance age is likely to spend in primary school between boys and girls. Values below 1 favor boys, and above 1 favor girls.