Bhutan vs Iran: Theoretical duration of secondary education
Bhutan
6 years
in 2025
Iran
6 years
in 2025
Bhutan rank
96th
Iran rank
96th
Theoretical duration of secondary education over time
- Bhutan
- Iran
How they compare
Bhutan currently reports 6 years against 6 years in Iran, a difference of 0 years.
Across all 56 years both countries report, Iran has been ahead every year.
Bhutan ranks 96th and Iran ranks 96th of 215 countries.
Iran has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Bhutan | Iran | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 5 years | 6.2 years | 1.2 years | Iran |
| 1980s | 5.4 years | 7 years | 1.6 years | Iran |
| 1990s | 6 years | 7 years | 1 years | Iran |
| 2000s | 6 years | 7 years | 1 years | Iran |
| 2010s | 6 years | 6.3 years | 0.3 years | Iran |
| 2020s | 6 years | 6 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of secondary education, Bhutan or Iran?
- Bhutan, at 6 years against 6 years in Iran as of 2025.
- What is the difference in theoretical duration of secondary education between Bhutan and Iran?
- 0 years, with Bhutan ahead.
- How many years of comparable data are there for Bhutan and Iran?
- 56 years are reported by both, from 1970 to 2025.
- How do Bhutan and Iran rank globally for theoretical duration of secondary education?
- Bhutan ranks 96th and Iran ranks 96th of 215 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Theoretical duration of 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