Chad vs Mongolia: Theoretical duration of lower secondary education
Chad
4 years
in 2025
Mongolia
4 years
in 2025
Chad rank
17th
Mongolia rank
17th
Theoretical duration of lower secondary education over time
- Chad
- Mongolia
How they compare
Chad currently reports 4 years against 4 years in Mongolia, a difference of 0 years.
Across all 56 years both countries report, Mongolia has been ahead every year.
Chad ranks 17th and Mongolia ranks 17th of 215 countries.
Mongolia has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Chad | Mongolia | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 4 years | 4.7 years | 0.7 years | Mongolia |
| 1980s | 4 years | 5 years | 1 years | Mongolia |
| 1990s | 4 years | 4.7 years | 0.7 years | Mongolia |
| 2000s | 4 years | 4 years | 0 years | — |
| 2010s | 4 years | 4 years | 0 years | — |
| 2020s | 4 years | 4 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of lower secondary education, Chad or Mongolia?
- Chad, at 4 years against 4 years in Mongolia as of 2025.
- What is the difference in theoretical duration of lower secondary education between Chad and Mongolia?
- 0 years, with Chad ahead.
- How many years of comparable data are there for Chad and Mongolia?
- 56 years are reported by both, from 1970 to 2025.
- How do Chad and Mongolia rank globally for theoretical duration of lower secondary education?
- Chad ranks 17th and Mongolia ranks 17th of 215 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Theoretical duration of lower secondary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release