How many years of comparable data are there for Poland and Sierra Leone?

11 years are reported by both, from 1978 to 2018.

Where does this data come from?

UNESCO Institute for Statistics, published as Repeaters in Grade 3 of primary education, both sexes (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Poland vs Sierra Leone: Repeaters in Grade 3 of primary education, both sexes

Poland

2,863 number

in 2018

Sierra Leone

2,772 number

in 2019

Poland rank

83rd

Sierra Leone rank

85th

Repeaters in Grade 3 of primary education, both sexes over time

Poland
Sierra Leone

How they compare

Poland currently reports 2,863 number against 2,772 number in Sierra Leone, a difference of 91 number.

The two have swapped places 1 time across 11 shared years of data; in 1978 it was Poland ahead.

Poland ranks 83rd and Sierra Leone ranks 85th of 187 countries.

Across the 4 decades both report, Poland averaged higher in 2 and Sierra Leone in 2.

Head to head by decade

Decade	Poland	Sierra Leone	Difference	Ahead
1970s	6,928 number	5,001 number	1,927 number	Poland
1980s	13,663 number	8,971 number	4,692 number	Poland
2000s	1,775 number	24,422 number	22,647 number	Sierra Leone
2010s	2,505 number	23,380 number	20,875 number	Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher repeaters in grade 3 of primary education, both sexes, Poland or Sierra Leone?: Poland, at 2,863 number against 2,772 number in Sierra Leone as of 2018.
What is the difference in repeaters in grade 3 of primary education, both sexes between Poland and Sierra Leone?: 91 number, with Poland ahead.
How many years of comparable data are there for Poland and Sierra Leone?: 11 years are reported by both, from 1978 to 2018.
How do Poland and Sierra Leone rank globally for repeaters in grade 3 of primary education, both sexes?: Poland ranks 83rd and Sierra Leone ranks 85th of 187 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Repeaters in Grade 3 of primary education, both sexes (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Poland vs Sierra Leone: Repeaters in Grade 3 of primary education, both sexes. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 10 September 2026, from https://education.statizoid.com/compare/repeaters-in-grade-3-of-primary-education-both-sexes-number/poland/sierra-leone/

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<a href="https://education.statizoid.com/compare/repeaters-in-grade-3-of-primary-education-both-sexes-number/poland/sierra-leone/">Poland vs Sierra Leone: Repeaters in Grade 3 of primary education, both sexes</a> — Statizoid

About this data

Indicator: Repeaters in Grade 3 of primary education, both sexes (number)
Unit: number
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 187 places, 4,870 data points, 1970–2020
Last refreshed: 04 September 2026

Number of pupils in the specified grade who are enrolled in the same grade for a second (or further) year.