Brunei Darussalam vs Bulgaria: Theoretical duration of upper secondary education
Brunei Darussalam
5 years
in 2025
Bulgaria
5 years
in 2025
Brunei Darussalam rank
1st
Bulgaria rank
1st
Theoretical duration of upper secondary education over time
- Brunei Darussalam
- Bulgaria
How they compare
Brunei Darussalam currently reports 5 years against 5 years in Bulgaria, a difference of 0 years.
The two have swapped places 2 times across 56 shared years of data; in 1970 it was Bulgaria ahead.
Brunei Darussalam ranks 1st and Bulgaria ranks 1st of 215 countries.
Bulgaria has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Brunei Darussalam | Bulgaria | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 2 years | 3 years | 1 years | Bulgaria |
| 1980s | 2 years | 3 years | 1 years | Bulgaria |
| 1990s | 2.4 years | 3.2 years | 0.8 years | Bulgaria |
| 2000s | 4 years | 5 years | 1 years | Bulgaria |
| 2010s | 5 years | 5 years | 0 years | — |
| 2020s | 5 years | 5 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of upper secondary education, Brunei Darussalam or Bulgaria?
- Brunei Darussalam, at 5 years against 5 years in Bulgaria as of 2025.
- What is the difference in theoretical duration of upper secondary education between Brunei Darussalam and Bulgaria?
- 0 years, with Brunei Darussalam ahead.
- How many years of comparable data are there for Brunei Darussalam and Bulgaria?
- 56 years are reported by both, from 1970 to 2025.
- How do Brunei Darussalam and Bulgaria rank globally for theoretical duration of upper secondary education?
- Brunei Darussalam ranks 1st and Bulgaria ranks 1st 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