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

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.

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

Angola

2 years

in 2019

Aruba, Kingdom of the Netherlands

2 years

in 2019

Angola rank

139th

Aruba, Kingdom of the Netherlands rank

139th

Theoretical duration of pre-primary education over time

Angola
Aruba, Kingdom of the Netherlands

How they compare

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

The two have swapped places 3 times across 50 shared years of data; in 1970 it was Angola ahead.

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

Across the 5 decades both report, Angola averaged higher in 4 and Aruba, Kingdom of the Netherlands in 1.

Head to head by decade

Decade	Angola	Aruba, Kingdom of the Netherlands	Difference	Ahead
1970s	3 years	2 years	1 years	Angola
1980s	3 years	2 years	1 years	Angola
1990s	2.8 years	2 years	0.8 years	Angola
2000s	2.4 years	2 years	0.4 years	Angola
2010s	1.4 years	2 years	0.6 years	Aruba, Kingdom of the Netherlands

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of pre-primary education, Angola or Aruba, Kingdom of the Netherlands?: Angola, at 2 years against 2 years in Aruba, Kingdom of the Netherlands as of 2019.
What is the difference in theoretical duration of pre-primary education between Angola and Aruba, Kingdom of the Netherlands?: 0 years, with Angola ahead.
How many years of comparable data are there for Angola and Aruba, Kingdom of the Netherlands?: 50 years are reported by both, from 1970 to 2019.
How do Angola and Aruba, Kingdom of the Netherlands rank globally for theoretical duration of pre-primary education?: Angola ranks 139th and Aruba, Kingdom of the Netherlands 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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Angola vs Aruba, Kingdom of the Netherlands: Theoretical duration of pre-primary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 18 August 2026, from https://reference.statizoid.com/compare/theoretical-duration-of-pre-primary-education-years/angola/aruba/

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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.