Denmark vs Iran, Islamic Republic of: Theoretical duration of upper secondary education in years

Denmark
3
in 2025
Iran, Islamic Republic of
3
in 2025
Denmark rank
25th
Iran, Islamic Republic of rank
25th

Theoretical duration of upper secondary education in years over time

  • Denmark
  • Iran, Islamic Republic of
01234197019972025

How they compare

Denmark currently reports 3 against 3 in Iran, Islamic Republic of, a difference of 0.

Across all 56 years both countries report, Iran, Islamic Republic of has been ahead every year.

Denmark ranks 25th and Iran, Islamic Republic of ranks 25th of 73 countries.

Iran, Islamic Republic of has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade Denmark Iran, Islamic Republic of Difference Ahead
1970s 3 3.2 0.2 Iran, Islamic Republic of
1980s 3 4 1 Iran, Islamic Republic of
1990s 3 4 1 Iran, Islamic Republic of
2000s 3 4 1 Iran, Islamic Republic of
2010s 3 3.6 0.6 Iran, Islamic Republic of
2020s 3 3 0

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of upper secondary education in years, Denmark or Iran, Islamic Republic of?
Denmark, at 3 against 3 in Iran, Islamic Republic of as of 2025.
What is the difference in theoretical duration of upper secondary education in years between Denmark and Iran, Islamic Republic of?
0, with Denmark ahead.
How many years of comparable data are there for Denmark and Iran, Islamic Republic of?
56 years are reported by both, from 1970 to 2025.
How do Denmark and Iran, Islamic Republic of rank globally for theoretical duration of upper secondary education in years?
Denmark ranks 25th and Iran, Islamic Republic of ranks 25th of 73 countries.
Where does this data come from?
UNICEF, published as Theoretical duration of upper secondary education in years. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Denmark vs Iran, Islamic Republic of: Theoretical duration of upper secondary education in years. Statizoid, drawing on UNICEF. Retrieved 31 August 2026, from https://education.statizoid.com/compare/theoretical-duration-of-upper-secondary-education-in-years/denmark/iran-islamic-rep/

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About this data

Indicator
Theoretical duration of upper secondary education in years
Source
UNICEF
Licence
UNICEF Terms of Use (attribution required)
Coverage
73 places, 4,056 data points, 1970–2025
Last refreshed