How many years of comparable data are there for Chad and IDA total?

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 IDA total: Out-of-school children and adolescents of primary and lower secondary

Chad

1.70 million number

in 2019

IDA total

80.66 million number

in 2019

Chad rank

5th

IDA total rank

4th

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

Chad
IDA total

How they compare

IDA total currently reports 80.66 million number against 1.70 million number in Chad, a difference of 78.96 million number.

That makes IDA total's figure about 47.4 times Chad's.

Across all 11 years both countries report, IDA total has been ahead every year.

Chad ranks 5th and IDA total ranks 4th of 149 countries.

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

Head to head by decade

Decade	Chad	IDA total	Difference	Ahead
1990s	1.24 million number	99.61 million number	98.37 million number	IDA total
2000s	1.26 million number	94.93 million number	93.66 million number	IDA total
2010s	1.61 million number	80.77 million number	79.16 million number	IDA total

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 IDA total?: IDA total, at 80.66 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 IDA total?: 78.96 million number, with IDA total ahead.
How many years of comparable data are there for Chad and IDA total?: 11 years are reported by both, from 1998 to 2019.
How do Chad and IDA total rank globally for out-of-school children and adolescents of primary and lower secondary?: Chad ranks 5th and IDA total ranks 4th 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 IDA total: 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/ida-total/

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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/ida-total/">Chad vs IDA total: 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/