Congo vs Puerto Rico: Theoretical duration of pre-primary education

Congo
3 years
in 2019
Puerto Rico
3 years
in 2019
Congo rank
21st
Puerto Rico rank
21st

Theoretical duration of pre-primary education over time

  • Congo
  • Puerto Rico
0123197019942019

How they compare

Congo currently reports 3 years against 3 years in Puerto Rico, a difference of 0 years.

The two have swapped places 1 time across 49 shared years of data; in 1971 it was Congo ahead.

Congo ranks 21st and Puerto Rico ranks 21st of 210 countries.

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

Head to head by decade

Decade Congo Puerto Rico Difference Ahead
1970s 3 years 2 years 1 years Congo
1980s 3 years 2 years 1 years Congo
1990s 3 years 2 years 1 years Congo
2000s 3 years 2 years 1 years Congo
2010s 3 years 2.7 years 0.3 years Congo

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of pre-primary education, Congo or Puerto Rico?
Congo, at 3 years against 3 years in Puerto Rico as of 2019.
What is the difference in theoretical duration of pre-primary education between Congo and Puerto Rico?
0 years, with Congo ahead.
How many years of comparable data are there for Congo and Puerto Rico?
49 years are reported by both, from 1971 to 2019.
How do Congo and Puerto Rico rank globally for theoretical duration of pre-primary education?
Congo ranks 21st and Puerto Rico 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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Congo vs Puerto Rico: Theoretical duration of pre-primary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 17 August 2026, from https://reference.statizoid.com/compare/theoretical-duration-of-pre-primary-education-years/congo-rep/puerto-rico-us/

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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.