Bulgaria vs North Korea: Theoretical duration of lower secondary education (years)
Bulgaria
3 years
in 2025
North Korea
3 years
in 2025
Bulgaria rank
91st
North Korea rank
91st
Theoretical duration of lower secondary education (years) over time
- Bulgaria
- North Korea
How they compare
Bulgaria currently reports 3 years against 3 years in North Korea, 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 North Korea 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 | North Korea | 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 North Korea?
- Bulgaria, at 3 years against 3 years in North Korea as of 2025.
- What is the difference in theoretical duration of lower secondary education between Bulgaria and North Korea?
- 0 years, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and North Korea?
- 56 years are reported by both, from 1970 to 2025.
- How do Bulgaria and North Korea rank globally for theoretical duration of lower secondary education?
- Bulgaria ranks 91st and North Korea 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