What is the difference in duration of pre-primary education between Bolivia, Plurinational State of and Western Sahara?

0 years, with Bolivia, Plurinational State of ahead.

How many years of comparable data are there for Bolivia, Plurinational State of and Western Sahara?

26 years are reported by both, from 1981 to 2025.

Where does this data come from?

UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data, published as Duration of pre-primary education. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Bolivia, Plurinational State of vs Western Sahara: Duration of pre-primary education

Bolivia, Plurinational State of

2 years

in 2025

Western Sahara

2 years

in 2025

Bolivia, Plurinational State of rank

146th

Western Sahara rank

146th

Duration of pre-primary education over time

Bolivia, Plurinational State of
Western Sahara

How they compare

Bolivia, Plurinational State of currently reports 2 years against 2 years in Western Sahara, a difference of 0 years.

Across all 26 years both countries report, Western Sahara has been ahead every year.

Bolivia, Plurinational State of ranks 146th and Western Sahara ranks 146th of 223 countries.

Head to head by decade

Decade	Bolivia, Plurinational State of	Western Sahara	Ahead
1980s	2 years	2 years	—
1990s	2 years	2 years	—
2010s	2 years	2 years	—
2020s	2 years	2 years	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher duration of pre-primary education, Bolivia, Plurinational State of or Western Sahara?: Bolivia, Plurinational State of, at 2 years against 2 years in Western Sahara as of 2025.
What is the difference in duration of pre-primary education between Bolivia, Plurinational State of and Western Sahara?: 0 years, with Bolivia, Plurinational State of ahead.
How many years of comparable data are there for Bolivia, Plurinational State of and Western Sahara?: 26 years are reported by both, from 1981 to 2025.
How do Bolivia, Plurinational State of and Western Sahara rank globally for duration of pre-primary education?: Bolivia, Plurinational State of ranks 146th and Western Sahara ranks 146th of 223 countries.
Where does this data come from?: UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data, published as Duration of pre-primary education. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bolivia, Plurinational State of vs Western Sahara: Duration of pre-primary education. Statizoid, drawing on UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data. Retrieved 29 August 2026, from https://education.statizoid.com/compare/duration-of-pre-primary-education/bolivia/western-sahara/

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About this data

Indicator: Duration of pre-primary education
Unit: years
Source: UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 223 places, 12,020 data points, 1970–2025
Last refreshed: 28 August 2026

Average number of years that a child is expected to spend in pre-primary education, defined by country's official educational regulations or laws.