How many years of comparable data are there for Iceland and Timor-Leste, Democratic Republic of?

50 years are reported by both, from 1970 to 2019.

Where does this data come from?

UNESCO Institute for Statistics, published as Theoretical duration of pre-primary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iceland vs Timor-Leste, Democratic Republic of: Theoretical duration of pre-primary education

Iceland

3 years

in 2020

Timor-Leste, Democratic Republic of

3 years

in 2019

Iceland rank

21st

Timor-Leste, Democratic Republic of rank

21st

Theoretical duration of pre-primary education over time

Iceland
Timor-Leste, Democratic Republic of

How they compare

Iceland currently reports 3 years against 3 years in Timor-Leste, Democratic Republic of, a difference of 0 years.

The two have swapped places 2 times across 50 shared years of data; in 1970 it was Timor-Leste, Democratic Republic of ahead.

Iceland ranks 21st and Timor-Leste, Democratic Republic of ranks 21st of 210 countries.

Across the 5 decades both report, Iceland averaged higher in 3 and Timor-Leste, Democratic Republic of in 2.

Head to head by decade

Decade	Iceland	Timor-Leste, Democratic Republic of	Difference	Ahead
1970s	1 years	2 years	1 years	Timor-Leste, Democratic Republic of
1980s	1 years	2 years	1 years	Timor-Leste, Democratic Republic of
1990s	2.8 years	2 years	0.8 years	Iceland
2000s	3 years	2 years	1 years	Iceland
2010s	3 years	2.8 years	0.2 years	Iceland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of pre-primary education, Iceland or Timor-Leste, Democratic Republic of?: Iceland, at 3 years against 3 years in Timor-Leste, Democratic Republic of as of 2020.
What is the difference in theoretical duration of pre-primary education between Iceland and Timor-Leste, Democratic Republic of?: 0 years, with Iceland ahead.
How many years of comparable data are there for Iceland and Timor-Leste, Democratic Republic of?: 50 years are reported by both, from 1970 to 2019.
How do Iceland and Timor-Leste, Democratic Republic of rank globally for theoretical duration of pre-primary education?: Iceland ranks 21st and Timor-Leste, Democratic Republic of ranks 21st of 210 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Theoretical duration of pre-primary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iceland vs Timor-Leste, Democratic Republic of: Theoretical duration of pre-primary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 19 August 2026, from https://reference.statizoid.com/compare/theoretical-duration-of-pre-primary-education-years/iceland/timor-leste/

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About this data

Indicator: Theoretical duration of pre-primary education (years)
Unit: years
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 210 places, 10,271 data points, 1970–2020
Last refreshed: 07 August 2026

Number of grades (years) in pre-primary education.