Costa Rica vs Tanzania: Lower secondary school completion rates, adjusted gender parity index
Costa Rica
1.11 index
in 2025
Tanzania
1.12 index
in 2025
Costa Rica rank
36th
Tanzania rank
34th
Lower secondary school completion rates, adjusted gender parity index over time
- Costa Rica
- Tanzania
How they compare
Tanzania currently reports 1.12 index against 1.11 index in Costa Rica, a difference of 0.01 index.
The two have swapped places 1 time across 45 shared years of data; in 1981 it was Costa Rica ahead.
Costa Rica ranks 36th and Tanzania ranks 34th of 164 countries.
Costa Rica has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Costa Rica | Tanzania | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0.9821 index | 0.3818 index | 0.6003 index | Costa Rica |
| 1990s | 1.01 index | 0.5895 index | 0.4215 index | Costa Rica |
| 2000s | 1.11 index | 0.6711 index | 0.4411 index | Costa Rica |
| 2010s | 1.12 index | 0.8881 index | 0.2331 index | Costa Rica |
| 2020s | 1.11 index | 1.1 index | 0.0053 index | Costa Rica |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher lower secondary school completion rates, adjusted gender parity index, Costa Rica or Tanzania?
- Tanzania, at 1.12 index against 1.11 index in Costa Rica as of 2025.
- What is the difference in lower secondary school completion rates, adjusted gender parity index between Costa Rica and Tanzania?
- 0.01 index, with Tanzania ahead.
- How many years of comparable data are there for Costa Rica and Tanzania?
- 45 years are reported by both, from 1981 to 2025.
- How do Costa Rica and Tanzania rank globally for lower secondary school completion rates, adjusted gender parity index?
- Costa Rica ranks 36th and Tanzania ranks 34th of 164 countries.
- Where does this data come from?
- UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data, published as Lower secondary 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 lower secondary school completion rates between boys and girls. Values below 1 favor boys, and values above 1 favor girls.