Bosnia and Herzegovina vs Tonga: Theoretical duration of lower secondary education
Bosnia and Herzegovina
4 years
in 2025
Tonga
4 years
in 2025
Bosnia and Herzegovina rank
18th
Tonga rank
18th
Theoretical duration of lower secondary education over time
- Bosnia and Herzegovina
- Tonga
How they compare
Bosnia and Herzegovina currently reports 4 years against 4 years in Tonga, a difference of 0 years.
Across all 56 years both countries report, Tonga has been ahead every year.
Bosnia and Herzegovina ranks 18th and Tonga ranks 18th of 221 countries.
Tonga has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Bosnia and Herzegovina | Tonga | 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 | 4.8 years | 0.8 years | Tonga |
| 2020s | 4 years | 4.5 years | 0.5 years | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of lower secondary education, Bosnia and Herzegovina or Tonga?
- Bosnia and Herzegovina, at 4 years against 4 years in Tonga as of 2025.
- What is the difference in theoretical duration of lower secondary education between Bosnia and Herzegovina and Tonga?
- 0 years, with Bosnia and Herzegovina ahead.
- How many years of comparable data are there for Bosnia and Herzegovina and Tonga?
- 56 years are reported by both, from 1970 to 2025.
- How do Bosnia and Herzegovina and Tonga rank globally for theoretical duration of lower secondary education?
- Bosnia and Herzegovina ranks 18th and Tonga 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