Cook Islands vs El Salvador: Theoretical duration of upper secondary education (years)
Cook Islands
3 years
in 2025
El Salvador
3 years
in 2025
Cook Islands rank
52nd
El Salvador rank
52nd
Theoretical duration of upper secondary education (years) over time
- Cook Islands
- El Salvador
How they compare
Cook Islands currently reports 3 years against 3 years in El Salvador, a difference of 0 years.
The two have swapped places 3 times across 56 shared years of data; in 1970 it was Cook Islands ahead.
Cook Islands ranks 52nd and El Salvador ranks 52nd of 221 countries.
Cook Islands has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Cook Islands | El Salvador | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 3 years | 2.7 years | 0.3 years | Cook Islands |
| 1980s | 3 years | 3 years | 0 years | — |
| 1990s | 3.2 years | 3 years | 0.2 years | Cook Islands |
| 2000s | 3 years | 3 years | 0 years | — |
| 2010s | 3 years | 3 years | 0 years | — |
| 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 upper secondary education, Cook Islands or El Salvador?
- Cook Islands, at 3 years against 3 years in El Salvador as of 2025.
- What is the difference in theoretical duration of upper secondary education between Cook Islands and El Salvador?
- 0 years, with Cook Islands ahead.
- How many years of comparable data are there for Cook Islands and El Salvador?
- 56 years are reported by both, from 1970 to 2025.
- How do Cook Islands and El Salvador rank globally for theoretical duration of upper secondary education?
- Cook Islands ranks 52nd and El Salvador ranks 52nd of 221 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