Iran vs Peru: Theoretical duration of lower secondary education
Iran
3 years
in 2025
Peru
3 years
in 2025
Iran rank
88th
Peru rank
88th
Theoretical duration of lower secondary education over time
- Iran
- Peru
How they compare
Iran currently reports 3 years against 3 years in Peru, a difference of 0 years.
The two have swapped places 1 time across 56 shared years of data; in 1970 it was Iran ahead.
Iran ranks 88th and Peru ranks 88th of 215 countries.
Across the 6 decades both report, Iran averaged higher in 3 and Peru in 1.
Head to head by decade
| Decade | Iran | Peru | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 3 years | 2 years | 1 years | Iran |
| 1980s | 3 years | 2 years | 1 years | Iran |
| 1990s | 3 years | 2.2 years | 0.8 years | Iran |
| 2000s | 3 years | 3 years | 0 years | — |
| 2010s | 2.7 years | 3 years | 0.3 years | Peru |
| 2020s | 3 years | 3 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of lower secondary education, Iran or Peru?
- Iran, at 3 years against 3 years in Peru as of 2025.
- What is the difference in theoretical duration of lower secondary education between Iran and Peru?
- 0 years, with Iran ahead.
- How many years of comparable data are there for Iran and Peru?
- 56 years are reported by both, from 1970 to 2025.
- How do Iran and Peru rank globally for theoretical duration of lower secondary education?
- Iran ranks 88th and Peru ranks 88th 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