What is the difference in illiterate population, 25-64 years, both sexes between Arab World and Chad?

49.45 million number, with Arab World ahead.

How many years of comparable data are there for Arab World and Chad?

5 years are reported by both, from 1993 to 2016.

Where does this data come from?

UNESCO Institute for Statistics, published as Illiterate population, 25-64 years, both sexes (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Arab World vs Chad: Illiterate population, 25-64 years, both sexes

Arab World

52.95 million number

in 2019

Chad

3.50 million number

in 2016

Arab World rank

19th

Chad rank

19th

Illiterate population, 25-64 years, both sexes over time

Arab World
Chad

How they compare

Arab World currently reports 52.95 million number against 3.50 million number in Chad, a difference of 49.45 million number.

That makes Arab World's figure about 15.1 times Chad's.

Across all 5 years both countries report, Arab World has been ahead every year.

Arab World ranks 19th and Chad ranks 19th of 38 groups.

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

Head to head by decade

Decade	Arab World	Chad	Difference	Ahead
1990s	41.51 million number	1.81 million number	39.71 million number	Arab World
2000s	41.38 million number	2.02 million number	39.36 million number	Arab World
2010s	49.90 million number	3.39 million number	46.51 million number	Arab World

Averages of every year both report within each decade.

Frequently asked questions

Which has higher illiterate population, 25-64 years, both sexes, Arab World or Chad?: Arab World, at 52.95 million number against 3.50 million number in Chad as of 2019.
What is the difference in illiterate population, 25-64 years, both sexes between Arab World and Chad?: 49.45 million number, with Arab World ahead.
How many years of comparable data are there for Arab World and Chad?: 5 years are reported by both, from 1993 to 2016.
How do Arab World and Chad rank globally for illiterate population, 25-64 years, both sexes?: Arab World ranks 19th and Chad ranks 19th of 38 groups.
Where does this data come from?: UNESCO Institute for Statistics, published as Illiterate population, 25-64 years, both sexes (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Arab World vs Chad: Illiterate population, 25-64 years, both sexes. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 17 August 2026, from https://reference.statizoid.com/compare/illiterate-population-25-64-years-both-sexes-number/arab-world/chad/

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<a href="https://reference.statizoid.com/compare/illiterate-population-25-64-years-both-sexes-number/arab-world/chad/">Arab World vs Chad: Illiterate population, 25-64 years, both sexes</a> — Statizoid

About this data

Indicator: Illiterate population, 25-64 years, both sexes (number)
Unit: number
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 122 places, 2,239 data points, 1970–2019
Last refreshed: 07 August 2026

Total number of adults from age 25 to age 64 who cannot both read and write with understanding a short simple statement on their everyday life.