Cook Islands vs Sierra Leone: Theoretical duration of post-secondary non-tertiary education
Cook Islands
3 years
in 2012
Sierra Leone
3 years
in 2025
Cook Islands rank
1st
Sierra Leone rank
4th
Theoretical duration of post-secondary non-tertiary education over time
- Cook Islands
- Sierra Leone
How they compare
Cook Islands currently reports 3 years against 3 years in Sierra Leone, a difference of 0 years.
Across all 14 years both countries report, Cook Islands has been ahead every year.
Cook Islands ranks 1st and Sierra Leone ranks 4th of 4 countries.
Cook Islands has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Cook Islands | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 3 years | 2 years | 1 years | Cook Islands |
| 2000s | 3 years | 2 years | 1 years | Cook Islands |
| 2010s | 3 years | 2 years | 1 years | Cook Islands |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of post-secondary non-tertiary education, Cook Islands or Sierra Leone?
- Cook Islands, at 3 years against 3 years in Sierra Leone as of 2012.
- What is the difference in theoretical duration of post-secondary non-tertiary education between Cook Islands and Sierra Leone?
- 0 years, with Cook Islands ahead.
- How many years of comparable data are there for Cook Islands and Sierra Leone?
- 14 years are reported by both, from 1999 to 2012.
- How do Cook Islands and Sierra Leone rank globally for theoretical duration of post-secondary non-tertiary education?
- Cook Islands ranks 1st and Sierra Leone ranks 4th of 4 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Theoretical duration of post-secondary non-tertiary 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