Angola vs Iran: Theoretical duration of lower secondary education (years) … annual
Angola
0 % change on previous year
in 2025
Iran
0 % change on previous year
in 2025
Angola rank
1st
Iran rank
1st
Theoretical duration of lower secondary education (years) … annual over time
- Angola
- Iran
How they compare
Angola currently reports 0 % change on previous year against 0 % change on previous year in Iran, a difference of 0 % change on previous year.
The two have swapped places 2 times across 55 shared years of data; in 1971 it was Iran ahead.
Angola ranks 1st and Iran ranks 1st of 221 countries.
Iran has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Angola | Iran | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | — |
| 1980s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | — |
| 1990s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | — |
| 2000s | -2.5 % change on previous year | 0 % change on previous year | 2.5 % change on previous year | Iran |
| 2010s | 0 % change on previous year | 1.67 % change on previous year | 1.67 % change on previous year | Iran |
| 2020s | 0 % change on previous year | 0 % change on previous year | 0 % change on previous year | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of lower secondary education (years), annual, Angola or Iran?
- Angola, at 0 % change on previous year against 0 % change on previous year in Iran as of 2025.
- What is the difference in theoretical duration of lower secondary education (years), annual between Angola and Iran?
- 0 % change on previous year, with Angola ahead.
- How many years of comparable data are there for Angola and Iran?
- 55 years are reported by both, from 1971 to 2025.
- How do Angola and Iran rank globally for theoretical duration of lower secondary education (years), annual?
- Angola ranks 1st and Iran ranks 1st of 221 countries.
- Where does this data come from?
- Statizoid (derived), published as Theoretical duration of lower secondary education (years), annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
The year-on-year percentage change in Theoretical duration of lower secondary education (years). Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.