Saint Helena vs Tajikistan: Theoretical duration of lower secondary education
Saint Helena
3 years
in 2025
Tajikistan
5 years
in 2025
Saint Helena rank
4th
Tajikistan rank
5th
Theoretical duration of lower secondary education over time
- Saint Helena
- Tajikistan
How they compare
Tajikistan currently reports 5 years against 3 years in Saint Helena, a difference of 2 years.
That makes Tajikistan's figure about 1.7 times Saint Helena's.
Across all 20 years both countries report, Tajikistan has been ahead every year.
Saint Helena ranks 4th and Tajikistan ranks 5th of 6 countries.
Tajikistan has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Saint Helena | Tajikistan | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 4 years | 5 years | 1 years | Tajikistan |
| 1990s | 3.8 years | 5 years | 1.2 years | Tajikistan |
| 2010s | 3 years | 5 years | 2 years | Tajikistan |
| 2020s | 3 years | 5 years | 2 years | Tajikistan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of lower secondary education, Saint Helena or Tajikistan?
- Tajikistan, at 5 years against 3 years in Saint Helena as of 2025.
- What is the difference in theoretical duration of lower secondary education between Saint Helena and Tajikistan?
- 2 years, with Tajikistan ahead.
- How many years of comparable data are there for Saint Helena and Tajikistan?
- 20 years are reported by both, from 1989 to 2025.
- How do Saint Helena and Tajikistan rank globally for theoretical duration of lower secondary education?
- Saint Helena ranks 4th and Tajikistan ranks 5th 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