Chad vs Guinea-Bissau: Completion rate, lower secondary education, both sexes (modelled data)
Chad
20.0%
in 2025
Guinea-Bissau
16.5%
in 2025
Chad rank
160th
Guinea-Bissau rank
162nd
Completion rate, lower secondary education, both sexes (modelled data) over time
- Chad
- Guinea-Bissau
How they compare
Chad currently reports 20.0% against 16.5% in Guinea-Bissau, a difference of 3.5%.
That makes Chad's figure about 1.2 times Guinea-Bissau's.
The two have swapped places 1 time across 45 shared years of data; in 1981 it was Guinea-Bissau ahead.
Chad ranks 160th and Guinea-Bissau ranks 162nd of 164 countries.
Across the 5 decades both report, Chad averaged higher in 3 and Guinea-Bissau in 2.
Head to head by decade
| Decade | Chad | Guinea-Bissau | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 4.2% | 5.9% | 1.7% | Guinea-Bissau |
| 1990s | 6.8% | 7.5% | 0.6% | Guinea-Bissau |
| 2000s | 10.0% | 9.8% | 0.2% | Chad |
| 2010s | 14.3% | 12.9% | 1.4% | Chad |
| 2020s | 18.6% | 15.6% | 2.9% | Chad |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher completion rate, lower secondary education, both sexes (modelled data), Chad or Guinea-Bissau?
- Chad, at 20.0% against 16.5% in Guinea-Bissau as of 2025.
- What is the difference in completion rate, lower secondary education, both sexes (modelled data) between Chad and Guinea-Bissau?
- 3.5%, with Chad ahead.
- How many years of comparable data are there for Chad and Guinea-Bissau?
- 45 years are reported by both, from 1981 to 2025.
- How do Chad and Guinea-Bissau rank globally for completion rate, lower secondary education, both sexes (modelled data)?
- Chad ranks 160th and Guinea-Bissau ranks 162nd of 164 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Completion rate, lower secondary education, both sexes (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