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

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 rate for children, adolescents and youth of primary, lower secondary and upper secondary school age, male (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Chad vs IDA blend: Out-of-school rate for children, adolescents and youth of primary

Chad

38.6%

in 2019

IDA blend

27.8%

in 2019

Chad rank

6th

IDA blend rank

8th

Out-of-school rate for children, adolescents and youth of primary over time

Chad
IDA blend

How they compare

Chad currently reports 38.6% against 27.8% in IDA blend, a difference of 10.8%.

That makes Chad's figure about 1.4 times IDA blend's.

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

Chad ranks 6th and IDA blend ranks 8th of 136 countries.

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

Head to head by decade

Decade	Chad	IDA blend	Difference	Ahead
1990s	55.3%	41.8%	13.5%	Chad
2000s	50.7%	40.1%	10.6%	Chad
2010s	38.4%	28.9%	9.5%	Chad

Averages of every year both report within each decade.

Frequently asked questions

Which has higher out-of-school rate for children, adolescents and youth of primary, Chad or IDA blend?: Chad, at 38.6% against 27.8% in IDA blend as of 2019.
What is the difference in out-of-school rate for children, adolescents and youth of primary between Chad and IDA blend?: 10.8%, with Chad ahead.
How many years of comparable data are there for Chad and IDA blend?: 11 years are reported by both, from 1998 to 2019.
How do Chad and IDA blend rank globally for out-of-school rate for children, adolescents and youth of primary?: Chad ranks 6th and IDA blend ranks 8th of 136 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Out-of-school rate for children, adolescents and youth of primary, lower secondary and upper secondary school age, male (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chad vs IDA blend: Out-of-school rate for children, adolescents and youth of primary. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 14 September 2026, from https://reference.statizoid.com/compare/out-of-school-rate-for-children-adolescents-and-youth-of-primary-lower-secondary-and-4/chad/ida-blend/

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<a href="https://reference.statizoid.com/compare/out-of-school-rate-for-children-adolescents-and-youth-of-primary-lower-secondary-and-4/chad/ida-blend/">Chad vs IDA blend: Out-of-school rate for children, adolescents and youth of primary</a> — Statizoid

About this data

Indicator: Out-of-school rate for children, adolescents and youth of primary, lower secondary and upper secondary school age, male (%)
Unit: %
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 179 places, 4,045 data points, 1970–2019
Last refreshed: 04 September 2026

Proportion of children, adolescents, and youth in the official age range for primary, lower secondary, and upper secondary education who are not enrolled in primary, lower secondary, or upper secondary education. To calculate the indicator, the number of students of the official age for primary, lower secondary, and upper secondary education enrolled in primary, lower secondary, and upper secondary education is subtracted from the total population of primary, lower secondary, and upper secondary education. The result is expressed as a percentage of the population of the official age for primary, lower secondary, and upper secondary education. For more information, consult the UNESCO Institute of Statistics website: http://www.uis.unesco.org/Education/