American Samoa vs Vietnam: Theoretical duration of lower secondary education (years)
American Samoa
4 years
in 2025
Vietnam
4 years
in 2025
American Samoa rank
18th
Vietnam rank
18th
Theoretical duration of lower secondary education (years) over time
- American Samoa
- Vietnam
How they compare
American Samoa currently reports 4 years against 4 years in Vietnam, a difference of 0 years.
Across all 20 years both countries report, Vietnam has been ahead every year.
American Samoa ranks 18th and Vietnam ranks 18th of 221 countries.
Vietnam has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | American Samoa | Vietnam | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 2 years | 4 years | 2 years | Vietnam |
| 1990s | 2.4 years | 4 years | 1.6 years | Vietnam |
| 2010s | 4 years | 4 years | 0 years | — |
| 2020s | 4 years | 4 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of lower secondary education, American Samoa or Vietnam?
- American Samoa, at 4 years against 4 years in Vietnam as of 2025.
- What is the difference in theoretical duration of lower secondary education between American Samoa and Vietnam?
- 0 years, with American Samoa ahead.
- How many years of comparable data are there for American Samoa and Vietnam?
- 20 years are reported by both, from 1989 to 2025.
- How do American Samoa and Vietnam rank globally for theoretical duration of lower secondary education?
- American Samoa ranks 18th and Vietnam ranks 18th of 221 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