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

51 years are reported by both, from 1970 to 2020.

Where does this data come from?

UNESCO Institute for Statistics, published as Population of the official entrance age to secondary general education, male (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Chad vs Zambia: Population of the official entrance age to secondary general

Chad

212,985 number

in 2020

Zambia

232,380 number

in 2020

Chad rank

55th

Zambia rank

54th

Population of the official entrance age to secondary general over time

Chad
Zambia

How they compare

Zambia currently reports 232,380 number against 212,985 number in Chad, a difference of 19,395 number.

That makes Zambia's figure about 1.1 times Chad's.

Across all 51 years both countries report, Zambia has been ahead every year.

Chad ranks 55th and Zambia ranks 54th of 205 countries.

Zambia has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Chad	Zambia	Difference	Ahead
1970s	45,288 number	58,494 number	13,206 number	Zambia
1980s	58,958 number	83,588 number	24,630 number	Zambia
1990s	84,613 number	114,025 number	29,412 number	Zambia
2000s	124,936 number	142,310 number	17,374 number	Zambia
2010s	180,039 number	195,814 number	15,775 number	Zambia
2020s	212,985 number	232,380 number	19,395 number	Zambia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population of the official entrance age to secondary general, Chad or Zambia?: Zambia, at 232,380 number against 212,985 number in Chad as of 2020.
What is the difference in population of the official entrance age to secondary general between Chad and Zambia?: 19,395 number, with Zambia ahead.
How many years of comparable data are there for Chad and Zambia?: 51 years are reported by both, from 1970 to 2020.
How do Chad and Zambia rank globally for population of the official entrance age to secondary general?: Chad ranks 55th and Zambia ranks 54th of 205 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Population of the official entrance age to secondary general education, male (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chad vs Zambia: Population of the official entrance age to secondary general. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 10 September 2026, from https://reference.statizoid.com/compare/population-of-the-official-entrance-age-to-secondary-general-education-male-number/chad/zambia/

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<a href="https://reference.statizoid.com/compare/population-of-the-official-entrance-age-to-secondary-general-education-male-number/chad/zambia/">Chad vs Zambia: Population of the official entrance age to secondary general</a> — Statizoid

About this data

Indicator: Population of the official entrance age to secondary general education, male (number)
Unit: number
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 205 places, 10,014 data points, 1970–2020
Last refreshed: 04 September 2026

Male population of the age-group theoretically corresponding to secondary general education as indicated by theoretical entrance age and duration.