How many years of comparable data are there for Chad and Upper 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 youth of upper secondary school age, both sexes (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Chad vs Upper middle income: Out-of-school youth of upper secondary school age, both sexes

Chad

811,244 number

in 2019

Upper middle income

21.68 million number

in 2019

Chad rank

21st

Upper middle income rank

19th

Out-of-school youth of upper secondary school age, both sexes over time

Chad
Upper middle income

How they compare

Upper middle income currently reports 21.68 million number against 811,244 number in Chad, a difference of 20.87 million number.

That makes Upper middle income's figure about 26.7 times Chad's.

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

Chad ranks 21st and Upper middle income ranks 19th of 147 countries.

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

Head to head by decade

Decade	Chad	Upper middle income	Difference	Ahead
1990s	435,436 number	47.03 million number	46.59 million number	Upper middle income
2000s	475,725 number	48.46 million number	47.99 million number	Upper middle income
2010s	775,707 number	23.66 million number	22.89 million number	Upper middle income

Averages of every year both report within each decade.

Frequently asked questions

Which has higher out-of-school youth of upper secondary school age, both sexes, Chad or Upper middle income?: Upper middle income, at 21.68 million number against 811,244 number in Chad as of 2019.
What is the difference in out-of-school youth of upper secondary school age, both sexes between Chad and Upper middle income?: 20.87 million number, with Upper middle income ahead.
How many years of comparable data are there for Chad and Upper middle income?: 11 years are reported by both, from 1998 to 2019.
How do Chad and Upper middle income rank globally for out-of-school youth of upper secondary school age, both sexes?: Chad ranks 21st and Upper middle income ranks 19th of 147 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Out-of-school youth of upper 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 Upper middle income: Out-of-school youth of upper secondary school age, both sexes. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 11 September 2026, from https://reference.statizoid.com/compare/out-of-school-youth-of-upper-secondary-school-age-both-sexes-number/chad/upper-middle-income/

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<a href="https://reference.statizoid.com/compare/out-of-school-youth-of-upper-secondary-school-age-both-sexes-number/chad/upper-middle-income/">Chad vs Upper middle income: Out-of-school youth of upper secondary school age, both sexes</a> — Statizoid

About this data

Indicator: Out-of-school youth of upper secondary school age, both sexes (number)
Unit: number
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 192 places, 3,225 data points, 1970–2019
Last refreshed: 04 September 2026

Total number of upper secondary school age youth who are not enrolled in upper secondary education.