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

13 years are reported by both, from 1971 to 2018.

Where does this data come from?

UNESCO Institute for Statistics, published as Repeaters in Grade 1 of lower secondary general 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 1 of lower secondary general education, both sexes

Poland

4,168 number

in 2018

Sierra Leone

4,739 number

in 2019

Poland rank

78th

Sierra Leone rank

77th

Repeaters in Grade 1 of lower secondary general education, both sexes over time

Poland
Sierra Leone

How they compare

Sierra Leone currently reports 4,739 number against 4,168 number in Poland, a difference of 571 number.

That makes Sierra Leone's figure about 1.1 times Poland's.

Across all 13 years both countries report, Poland has been ahead every year.

Poland ranks 78th and Sierra Leone ranks 77th of 185 countries.

Poland has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Poland	Sierra Leone	Difference	Ahead
1970s	33,898 number	2,108 number	31,790 number	Poland
2000s	13,001 number	1,663 number	11,338 number	Poland
2010s	12,253 number	7,451 number	4,802 number	Poland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher repeaters in grade 1 of lower secondary general education, both sexes, Poland or Sierra Leone?: Sierra Leone, at 4,739 number against 4,168 number in Poland as of 2019.
What is the difference in repeaters in grade 1 of lower secondary general education, both sexes between Poland and Sierra Leone?: 571 number, with Sierra Leone ahead.
How many years of comparable data are there for Poland and Sierra Leone?: 13 years are reported by both, from 1971 to 2018.
How do Poland and Sierra Leone rank globally for repeaters in grade 1 of lower secondary general education, both sexes?: Poland ranks 78th and Sierra Leone ranks 77th of 185 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Repeaters in Grade 1 of lower secondary general 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 1 of lower secondary general education, both sexes. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 09 September 2026, from https://education.statizoid.com/compare/repeaters-in-grade-1-of-lower-secondary-general-education-both-sexes-number/poland/sierra-leone/

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<a href="https://education.statizoid.com/compare/repeaters-in-grade-1-of-lower-secondary-general-education-both-sexes-number/poland/sierra-leone/">Poland vs Sierra Leone: Repeaters in Grade 1 of lower secondary general education, both sexes</a> — Statizoid

About this data

Indicator: Repeaters in Grade 1 of lower secondary general education, both sexes (number)
Unit: number
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 185 places, 4,260 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.