Chad vs Montenegro: Theoretical duration of lower secondary education (years)
Chad
4 years
in 2025
Montenegro
4 years
in 2025
Chad rank
18th
Montenegro rank
18th
Theoretical duration of lower secondary education (years) over time
- Chad
- Montenegro
How they compare
Chad currently reports 4 years against 4 years in Montenegro, a difference of 0 years.
Across all 56 years both countries report, Montenegro has been ahead every year.
Chad ranks 18th and Montenegro ranks 18th of 221 countries.
Head to head by decade
| Decade | Chad | Montenegro | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 4 years | 4 years | 0 years | — |
| 1980s | 4 years | 4 years | 0 years | — |
| 1990s | 4 years | 4 years | 0 years | — |
| 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 Montenegro?
- Chad, at 4 years against 4 years in Montenegro as of 2025.
- What is the difference in theoretical duration of lower secondary education between Chad and Montenegro?
- 0 years, with Chad ahead.
- How many years of comparable data are there for Chad and Montenegro?
- 56 years are reported by both, from 1970 to 2025.
- How do Chad and Montenegro rank globally for theoretical duration of lower secondary education?
- Chad ranks 18th and Montenegro ranks 18th of 221 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