Sierra Leone vs Thailand: Theoretical duration of pre-primary education

Sierra Leone
3 years
in 2019
Thailand
3 years
in 2019
Sierra Leone rank
21st
Thailand rank
21st

Theoretical duration of pre-primary education over time

  • Sierra Leone
  • Thailand
0123197019942019

How they compare

Sierra Leone currently reports 3 years against 3 years in Thailand, a difference of 0 years.

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

Sierra Leone ranks 21st and Thailand ranks 21st of 210 countries.

Thailand has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade Sierra Leone Thailand Difference Ahead
1970s 2 years 3 years 1 years Thailand
1980s 2 years 3 years 1 years Thailand
1990s 2.2 years 3 years 0.8 years Thailand
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, Sierra Leone or Thailand?
Sierra Leone, at 3 years against 3 years in Thailand as of 2019.
What is the difference in theoretical duration of pre-primary education between Sierra Leone and Thailand?
0 years, with Sierra Leone ahead.
How many years of comparable data are there for Sierra Leone and Thailand?
50 years are reported by both, from 1970 to 2019.
How do Sierra Leone and Thailand rank globally for theoretical duration of pre-primary education?
Sierra Leone ranks 21st and Thailand 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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Sierra Leone vs Thailand: 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/sierra-leone/thailand/

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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.