American Samoa vs Congo: Theoretical duration of lower secondary education
American Samoa
4 years
in 2025
Congo
4 years
in 2025
American Samoa rank
17th
Congo rank
17th
Theoretical duration of lower secondary education over time
- American Samoa
- Congo
How they compare
American Samoa currently reports 4 years against 4 years in Congo, a difference of 0 years.
Across all 20 years both countries report, Congo has been ahead every year.
American Samoa ranks 17th and Congo ranks 17th of 215 countries.
Congo has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | American Samoa | Congo | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 2 years | 4 years | 2 years | Congo |
| 1990s | 2.4 years | 4 years | 1.6 years | Congo |
| 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 Congo?
- American Samoa, at 4 years against 4 years in Congo as of 2025.
- What is the difference in theoretical duration of lower secondary education between American Samoa and Congo?
- 0 years, with American Samoa ahead.
- How many years of comparable data are there for American Samoa and Congo?
- 20 years are reported by both, from 1989 to 2025.
- How do American Samoa and Congo rank globally for theoretical duration of lower secondary education?
- American Samoa ranks 17th and Congo ranks 17th of 215 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