Cook Islands vs Turkmenistan: Theoretical duration of lower secondary education
Cook Islands
4 years
in 2025
Turkmenistan
6 years
in 2025
Cook Islands rank
2nd
Turkmenistan rank
1st
Theoretical duration of lower secondary education over time
- Cook Islands
- Turkmenistan
How they compare
Turkmenistan currently reports 6 years against 4 years in Cook Islands, a difference of 2 years.
That makes Turkmenistan's figure about 1.5 times Cook Islands's.
Across all 56 years both countries report, Turkmenistan has been ahead every year.
Cook Islands ranks 2nd and Turkmenistan ranks 1st of 6 countries.
Turkmenistan has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Cook Islands | Turkmenistan | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 3 years | 5 years | 2 years | Turkmenistan |
| 1980s | 3 years | 5 years | 2 years | Turkmenistan |
| 1990s | 3.2 years | 5 years | 1.8 years | Turkmenistan |
| 2000s | 4 years | 5 years | 1 years | Turkmenistan |
| 2010s | 4 years | 5.6 years | 1.6 years | Turkmenistan |
| 2020s | 4 years | 6 years | 2 years | Turkmenistan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of lower secondary education, Cook Islands or Turkmenistan?
- Turkmenistan, at 6 years against 4 years in Cook Islands as of 2025.
- What is the difference in theoretical duration of lower secondary education between Cook Islands and Turkmenistan?
- 2 years, with Turkmenistan ahead.
- How many years of comparable data are there for Cook Islands and Turkmenistan?
- 56 years are reported by both, from 1970 to 2025.
- How do Cook Islands and Turkmenistan rank globally for theoretical duration of lower secondary education?
- Cook Islands ranks 2nd and Turkmenistan ranks 1st of 6 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