How many years of comparable data are there for Chad and Middle income?

11 years are reported by both, from 1998 to 2019.

Where does this data come from?

UNESCO Institute for Statistics, published as Out-of-school children and adolescents of primary and lower secondary school age, both sexes (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Chad vs Middle income: Out-of-school children and adolescents of primary and lower secondary

Chad

1.70 million number

in 2019

Middle income

78.30 million number

in 2019

Chad rank

5th

Middle income rank

5th

Out-of-school children and adolescents of primary and lower secondary over time

Chad
Middle income

How they compare

Middle income currently reports 78.30 million number against 1.70 million number in Chad, a difference of 76.60 million number.

That makes Middle income's figure about 46.0 times Chad's.

Across all 11 years both countries report, Middle income has been ahead every year.

Chad ranks 5th and Middle income ranks 5th of 149 countries.

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

Head to head by decade

Decade	Chad	Middle income	Difference	Ahead
1990s	1.24 million number	156.34 million number	155.10 million number	Middle income
2000s	1.26 million number	138.91 million number	137.64 million number	Middle income
2010s	1.61 million number	78.47 million number	76.86 million number	Middle income

Averages of every year both report within each decade.

Frequently asked questions

Which has higher out-of-school children and adolescents of primary and lower secondary, Chad or Middle income?: Middle income, at 78.30 million number against 1.70 million number in Chad as of 2019.
What is the difference in out-of-school children and adolescents of primary and lower secondary between Chad and Middle income?: 76.60 million number, with Middle income ahead.
How many years of comparable data are there for Chad and Middle income?: 11 years are reported by both, from 1998 to 2019.
How do Chad and Middle income rank globally for out-of-school children and adolescents of primary and lower secondary?: Chad ranks 5th and Middle income ranks 5th of 149 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Out-of-school children and adolescents of primary and lower secondary school age, both sexes (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chad vs Middle income: Out-of-school children and adolescents of primary and lower secondary. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 10 September 2026, from https://reference.statizoid.com/compare/out-of-school-children-and-adolescents-of-primary-and-lower-secondary-school-age-both/chad/middle-income/

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<a href="https://reference.statizoid.com/compare/out-of-school-children-and-adolescents-of-primary-and-lower-secondary-school-age-both/chad/middle-income/">Chad vs Middle income: Out-of-school children and adolescents of primary and lower secondary</a> — Statizoid

About this data

Indicator: Out-of-school children and adolescents of primary and lower secondary school age, both sexes (number)
Unit: number
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 194 places, 4,726 data points, 1970–2019
Last refreshed: 04 September 2026

Number of children and adolescents of primary and lower secondary school age who are not enrolled or attending school during in a given academic year. For more information, consult the UNESCO Institute of Statistics website: http://www.uis.unesco.org/Education/