Bulgaria vs Korea, Democratic People's Republic of: Theoretical duration of lower secondary education
Bulgaria
3 years
in 2025
Korea, Democratic People's Republic of
3 years
in 2025
Bulgaria rank
91st
Korea, Democratic People's Republic of rank
91st
Theoretical duration of lower secondary education over time
- Bulgaria
- Korea, Democratic People's Republic of
How they compare
Bulgaria currently reports 3 years against 3 years in Korea, Democratic People's Republic of, a difference of 0 years.
The two have swapped places 1 time across 56 shared years of data; in 1970 it was Bulgaria ahead.
Bulgaria ranks 91st and Korea, Democratic People's Republic of ranks 91st of 221 countries.
Bulgaria has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Bulgaria | Korea, Democratic People's Republic of | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 4 years | 3 years | 1 years | Bulgaria |
| 1980s | 4 years | 3 years | 1 years | Bulgaria |
| 1990s | 3.9 years | 3 years | 0.9 years | Bulgaria |
| 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 lower secondary education, Bulgaria or Korea, Democratic People's Republic of?
- Bulgaria, at 3 years against 3 years in Korea, Democratic People's Republic of as of 2025.
- What is the difference in theoretical duration of lower secondary education between Bulgaria and Korea, Democratic People's Republic of?
- 0 years, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Korea, Democratic People's Republic of?
- 56 years are reported by both, from 1970 to 2025.
- How do Bulgaria and Korea, Democratic People's Republic of rank globally for theoretical duration of lower secondary education?
- Bulgaria ranks 91st and Korea, Democratic People's Republic of ranks 91st 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