Republic of Korea vs Sudan: Theoretical duration of upper secondary education
Republic of Korea
3 years
in 2025
Sudan
3 years
in 2025
Republic of Korea rank
52nd
Sudan rank
52nd
Theoretical duration of upper secondary education over time
- Republic of Korea
- Sudan
How they compare
Republic of Korea currently reports 3 years against 3 years in Sudan, a difference of 0 years.
Across all 28 years both countries report, Sudan has been ahead every year.
Republic of Korea ranks 52nd and Sudan ranks 52nd of 215 countries.
Head to head by decade
| Decade | Republic of Korea | Sudan | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 3 years | 3 years | 0 years | — |
| 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, Republic of Korea or Sudan?
- Republic of Korea, at 3 years against 3 years in Sudan as of 2025.
- What is the difference in theoretical duration of upper secondary education between Republic of Korea and Sudan?
- 0 years, with Republic of Korea ahead.
- How many years of comparable data are there for Republic of Korea and Sudan?
- 28 years are reported by both, from 1998 to 2025.
- How do Republic of Korea and Sudan rank globally for theoretical duration of upper secondary education?
- Republic of Korea ranks 52nd and Sudan ranks 52nd of 215 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