What is the difference in theoretical duration of pre-primary education between Aruba, Kingdom of the Netherlands and Sri Lanka?

0 years, with Aruba, Kingdom of the Netherlands ahead.

How many years of comparable data are there for Aruba, Kingdom of the Netherlands and Sri Lanka?

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.

Aruba, Kingdom of the Netherlands vs Sri Lanka: Theoretical duration of pre-primary education

Aruba, Kingdom of the Netherlands

2 years

in 2019

Sri Lanka

2 years

in 2019

Aruba, Kingdom of the Netherlands rank

139th

Sri Lanka rank

139th

Theoretical duration of pre-primary education over time

Aruba, Kingdom of the Netherlands
Sri Lanka

How they compare

Aruba, Kingdom of the Netherlands currently reports 2 years against 2 years in Sri Lanka, a difference of 0 years.

The two have swapped places 1 time across 50 shared years of data; in 1970 it was Aruba, Kingdom of the Netherlands ahead.

Aruba, Kingdom of the Netherlands ranks 139th and Sri Lanka ranks 139th of 210 countries.

Aruba, Kingdom of the Netherlands has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade	Aruba, Kingdom of the Netherlands	Sri Lanka	Difference	Ahead
1970s	2 years	1 years	1 years	Aruba, Kingdom of the Netherlands
1980s	2 years	1 years	1 years	Aruba, Kingdom of the Netherlands
1990s	2 years	1 years	1 years	Aruba, Kingdom of the Netherlands
2000s	2 years	1 years	1 years	Aruba, Kingdom of the Netherlands
2010s	2 years	2 years	0 years	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of pre-primary education, Aruba, Kingdom of the Netherlands or Sri Lanka?: Aruba, Kingdom of the Netherlands, at 2 years against 2 years in Sri Lanka as of 2019.
What is the difference in theoretical duration of pre-primary education between Aruba, Kingdom of the Netherlands and Sri Lanka?: 0 years, with Aruba, Kingdom of the Netherlands ahead.
How many years of comparable data are there for Aruba, Kingdom of the Netherlands and Sri Lanka?: 50 years are reported by both, from 1970 to 2019.
How do Aruba, Kingdom of the Netherlands and Sri Lanka rank globally for theoretical duration of pre-primary education?: Aruba, Kingdom of the Netherlands ranks 139th and Sri Lanka ranks 139th 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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Aruba, Kingdom of the Netherlands vs Sri Lanka: 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/aruba/sri-lanka/

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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.