Cook Islands vs Samoa: Theoretical duration of upper secondary education
Cook Islands
3 years
in 2025
Samoa
5 years
in 2025
Cook Islands rank
1st
Samoa rank
1st
Theoretical duration of upper secondary education over time
- Cook Islands
- Samoa
How they compare
Samoa currently reports 5 years against 3 years in Cook Islands, a difference of 2 years.
That makes Samoa's figure about 1.7 times Cook Islands's.
Across all 56 years both countries report, Samoa has been ahead every year.
Cook Islands ranks 1st and Samoa ranks 1st of 6 countries.
Samoa has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Cook Islands | Samoa | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 3 years | 5 years | 2 years | Samoa |
| 1980s | 3 years | 5 years | 2 years | Samoa |
| 1990s | 3.2 years | 5 years | 1.8 years | Samoa |
| 2000s | 3 years | 5 years | 2 years | Samoa |
| 2010s | 3 years | 5 years | 2 years | Samoa |
| 2020s | 3 years | 5 years | 2 years | Samoa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of upper secondary education, Cook Islands or Samoa?
- Samoa, at 5 years against 3 years in Cook Islands as of 2025.
- What is the difference in theoretical duration of upper secondary education between Cook Islands and Samoa?
- 2 years, with Samoa ahead.
- How many years of comparable data are there for Cook Islands and Samoa?
- 56 years are reported by both, from 1970 to 2025.
- How do Cook Islands and Samoa rank globally for theoretical duration of upper secondary education?
- Cook Islands ranks 1st and Samoa ranks 1st of 6 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