How many years of comparable data are there for OECD members and Yemen?

11 years are reported by both, from 1999 to 2016.

Where does this data come from?

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

OECD members vs Yemen: Repeaters in primary education, all grades, both sexes

OECD members

1.15 million number

in 2019

Yemen

229,234 number

in 2016

OECD members rank

29th

Yemen rank

28th

Repeaters in primary education, all grades, both sexes over time

OECD members
Yemen

How they compare

OECD members currently reports 1.15 million number against 229,234 number in Yemen, a difference of 921,756 number.

That makes OECD members's figure about 5.0 times Yemen's.

Across all 11 years both countries report, OECD members has been ahead every year.

OECD members ranks 29th and Yemen ranks 28th of 42 groups.

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

Head to head by decade

Decade	OECD members	Yemen	Difference	Ahead
1990s	2.66 million number	244,481 number	2.41 million number	OECD members
2000s	2.21 million number	164,230 number	2.04 million number	OECD members
2010s	1.43 million number	256,058 number	1.17 million number	OECD members

Averages of every year both report within each decade.

Frequently asked questions

Which has higher repeaters in primary education, all grades, both sexes, OECD members or Yemen?: OECD members, at 1.15 million number against 229,234 number in Yemen as of 2019.
What is the difference in repeaters in primary education, all grades, both sexes between OECD members and Yemen?: 921,756 number, with OECD members ahead.
How many years of comparable data are there for OECD members and Yemen?: 11 years are reported by both, from 1999 to 2016.
How do OECD members and Yemen rank globally for repeaters in primary education, all grades, both sexes?: OECD members ranks 29th and Yemen ranks 28th of 42 groups.
Where does this data come from?: UNESCO Institute for Statistics, published as Repeaters in primary education, all grades, both sexes (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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OECD members vs Yemen: Repeaters in primary education, all grades, both sexes. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 04 September 2026, from https://education.statizoid.com/compare/repeaters-in-primary-education-all-grades-both-sexes-number/oecd-members/yemen-rep/

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About this data

Indicator: Repeaters in primary education, all grades, both sexes (number)
Unit: number
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 234 places, 7,144 data points, 1970–2020
Last refreshed: 21 August 2026

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