Chad vs El Salvador: Theoretical duration of pre-primary education

Chad
3 years
in 2019
El Salvador
3 years
in 2019
Chad rank
21st
El Salvador rank
21st

Theoretical duration of pre-primary education over time

  • Chad
  • El Salvador
0123197019942019

How they compare

Chad currently reports 3 years against 3 years in El Salvador, a difference of 0 years.

Across all 50 years both countries report, El Salvador has been ahead every year.

Chad ranks 21st and El Salvador ranks 21st of 210 countries.

Head to head by decade

Decade Chad El Salvador Difference Ahead
1970s 3 years 3 years 0 years
1980s 3 years 3 years 0 years
1990s 3 years 3 years 0 years
2000s 3 years 3 years 0 years
2010s 3 years 3 years 0 years

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of pre-primary education, Chad or El Salvador?
Chad, at 3 years against 3 years in El Salvador as of 2019.
What is the difference in theoretical duration of pre-primary education between Chad and El Salvador?
0 years, with Chad ahead.
How many years of comparable data are there for Chad and El Salvador?
50 years are reported by both, from 1970 to 2019.
How do Chad and El Salvador rank globally for theoretical duration of pre-primary education?
Chad ranks 21st and El Salvador 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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Chad vs El Salvador: Theoretical duration of pre-primary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 22 August 2026, from https://reference.statizoid.com/compare/theoretical-duration-of-pre-primary-education-years/chad/el-salvador/

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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

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