Eritrea vs Iran, Islamic Republic of: Theoretical duration of secondary education (years), annual growth
Eritrea
0 % change on previous year
in 2025
Iran, Islamic Republic of
0 % change on previous year
in 2025
Eritrea rank
1st
Iran, Islamic Republic of rank
1st
Theoretical duration of secondary education (years), annual growth over time
- Eritrea
- Iran, Islamic Republic of
How they compare
Eritrea currently reports 0 % change on previous year against 0 % change on previous year in Iran, Islamic Republic of, a difference of 0 % change on previous year.
The two have swapped places 4 times across 55 shared years of data; in 1971 it was Iran, Islamic Republic of ahead.
Eritrea ranks 1st and Iran, Islamic Republic of ranks 1st of 221 countries.
Across the 6 decades both report, Eritrea averaged higher in 2 and Iran, Islamic Republic of in 1.
Head to head by decade
| Decade | Eritrea | Iran, Islamic Republic of | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 0 % change on previous year | 1.85 % change on previous year | 1.85 % change on previous year | Iran, Islamic Republic of |
| 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 | 1.67 % change on previous year | 0 % change on previous year | 1.67 % change on previous year | Eritrea |
| 2010s | 0 % change on previous year | -1.43 % change on previous year | 1.43 % change on previous year | Eritrea |
| 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 secondary education (years), annual growth, Eritrea or Iran, Islamic Republic of?
- Eritrea, at 0 % change on previous year against 0 % change on previous year in Iran, Islamic Republic of as of 2025.
- What is the difference in theoretical duration of secondary education (years), annual growth between Eritrea and Iran, Islamic Republic of?
- 0 % change on previous year, with Eritrea ahead.
- How many years of comparable data are there for Eritrea and Iran, Islamic Republic of?
- 55 years are reported by both, from 1971 to 2025.
- How do Eritrea and Iran, Islamic Republic of rank globally for theoretical duration of secondary education (years), annual growth?
- Eritrea ranks 1st and Iran, Islamic Republic of ranks 1st of 221 countries.
- Where does this data come from?
- Statizoid (derived), published as Theoretical duration of 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 secondary education (years). Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.