Iceland vs Seychelles: Theoretical duration of upper secondary education
Iceland
4 years
in 2025
Seychelles
4 years
in 2025
Iceland rank
6th
Seychelles rank
6th
Theoretical duration of upper secondary education over time
- Iceland
- Seychelles
How they compare
Iceland currently reports 4 years against 4 years in Seychelles, a difference of 0 years.
The two have swapped places 2 times across 56 shared years of data; in 1970 it was Seychelles ahead.
Iceland ranks 6th and Seychelles ranks 6th of 215 countries.
Iceland has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Iceland | Seychelles | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 4 years | 4 years | 0 years | — |
| 1980s | 4 years | 2.8 years | 1.2 years | Iceland |
| 1990s | 4 years | 2.2 years | 1.8 years | Iceland |
| 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 upper secondary education, Iceland or Seychelles?
- Iceland, at 4 years against 4 years in Seychelles as of 2025.
- What is the difference in theoretical duration of upper secondary education between Iceland and Seychelles?
- 0 years, with Iceland ahead.
- How many years of comparable data are there for Iceland and Seychelles?
- 56 years are reported by both, from 1970 to 2025.
- How do Iceland and Seychelles rank globally for theoretical duration of upper secondary education?
- Iceland ranks 6th and Seychelles ranks 6th of 215 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Theoretical duration of upper 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