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, female (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

212,153 number

in 2020

Zambia

229,935 number

in 2020

Chad rank

55th

Zambia rank

53rd

Population of the official entrance age to secondary general over time

Chad
Zambia

How they compare

Zambia currently reports 229,935 number against 212,153 number in Chad, a difference of 17,782 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 53rd 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	46,112 number	58,008 number	11,896 number	Zambia
1980s	58,713 number	82,516 number	23,803 number	Zambia
1990s	83,763 number	112,684 number	28,921 number	Zambia
2000s	123,629 number	144,054 number	20,425 number	Zambia
2010s	178,955 number	195,771 number	16,816 number	Zambia
2020s	212,153 number	229,935 number	17,782 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 229,935 number against 212,153 number in Chad as of 2020.
What is the difference in population of the official entrance age to secondary general between Chad and Zambia?: 17,782 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 53rd 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, female (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-female-number/chad/zambia/

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<a href="https://reference.statizoid.com/compare/population-of-the-official-entrance-age-to-secondary-general-education-female-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, female (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

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