What is the difference in theoretical duration of lower secondary education between Iran, Islamic Republic of and Sint Maarten (Dutch part)?

0 years, with Iran, Islamic Republic of ahead.

How many years of comparable data are there for Iran, Islamic Republic of and Sint Maarten (Dutch part)?

22 years are reported by both, from 1999 to 2020.

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.

Iran, Islamic Republic of vs Sint Maarten (Dutch part): Theoretical duration of lower secondary education

Iran, Islamic Republic of

2 years

in 2020

Sint Maarten (Dutch part)

2 years

in 2020

Iran, Islamic Republic of rank

188th

Sint Maarten (Dutch part) rank

188th

Theoretical duration of lower secondary education over time

Iran, Islamic Republic of
Sint Maarten (Dutch part)

How they compare

Iran, Islamic Republic of currently reports 2 years against 2 years in Sint Maarten (Dutch part), a difference of 0 years.

The two have swapped places 3 times across 22 shared years of data; in 1999 it was Iran, Islamic Republic of ahead.

Iran, Islamic Republic of ranks 188th and Sint Maarten (Dutch part) ranks 188th of 209 countries.

Iran, Islamic Republic of has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Iran, Islamic Republic of	Sint Maarten (Dutch part)	Difference	Ahead
1990s	3 years	2 years	1 years	Iran, Islamic Republic of
2000s	3 years	2 years	1 years	Iran, Islamic Republic of
2010s	2.7 years	2 years	0.7 years	Iran, Islamic Republic of
2020s	2 years	2 years	0 years	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of lower secondary education, Iran, Islamic Republic of or Sint Maarten (Dutch part)?: Iran, Islamic Republic of, at 2 years against 2 years in Sint Maarten (Dutch part) as of 2020.
What is the difference in theoretical duration of lower secondary education between Iran, Islamic Republic of and Sint Maarten (Dutch part)?: 0 years, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Sint Maarten (Dutch part)?: 22 years are reported by both, from 1999 to 2020.
How do Iran, Islamic Republic of and Sint Maarten (Dutch part) rank globally for theoretical duration of lower secondary education?: Iran, Islamic Republic of ranks 188th and Sint Maarten (Dutch part) ranks 188th of 209 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

Share, cite or embed this page

Cite this page

Iran, Islamic Republic of vs Sint Maarten (Dutch part): Theoretical duration of lower secondary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 06 September 2026, from https://education.statizoid.com/compare/theoretical-duration-of-lower-secondary-education-years/iran-islamic-rep/sint-maarten-dutch-part/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (World Bank Open Data); please keep the attribution.

<a href="https://education.statizoid.com/compare/theoretical-duration-of-lower-secondary-education-years/iran-islamic-rep/sint-maarten-dutch-part/">Iran, Islamic Republic of vs Sint Maarten (Dutch part): Theoretical duration of lower secondary education</a> — Statizoid

About this data

Indicator: Theoretical duration of lower secondary education (years)
Unit: years
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 209 places, 10,366 data points, 1970–2020
Last refreshed: 04 September 2026

Number of grades (years) in lower secondary education.