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

6 years are reported by both, from 2002 to 2012.

Where does this data come from?

UNESCO Institute for Statistics, published as Repetition rate in lower secondary general education (all grades), female (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Chad vs Senegal: Repetition rate in lower secondary general education (all grades)

Chad

20.2%

in 2017

Senegal

21.5%

in 2014

Chad rank

11th

Senegal rank

10th

Repetition rate in lower secondary general education (all grades) over time

Chad
Senegal

How they compare

Senegal currently reports 21.5% against 20.2% in Chad, a difference of 1.3%.

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

Across all 6 years both countries report, Chad has been ahead every year.

Chad ranks 11th and Senegal ranks 10th of 156 countries.

Chad has averaged higher in every one of the 2 decades both report.

Head to head by decade

Decade	Chad	Senegal	Difference	Ahead
2000s	22.4%	14.6%	7.8%	Chad
2010s	23.7%	17.3%	6.4%	Chad

Averages of every year both report within each decade.

Frequently asked questions

Which has higher repetition rate in lower secondary general education (all grades), Chad or Senegal?: Senegal, at 21.5% against 20.2% in Chad as of 2014.
What is the difference in repetition rate in lower secondary general education (all grades) between Chad and Senegal?: 1.3%, with Senegal ahead.
How many years of comparable data are there for Chad and Senegal?: 6 years are reported by both, from 2002 to 2012.
How do Chad and Senegal rank globally for repetition rate in lower secondary general education (all grades)?: Chad ranks 11th and Senegal ranks 10th of 156 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Repetition rate in lower secondary general education (all grades), female (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chad vs Senegal: Repetition rate in lower secondary general education (all grades). Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 28 August 2026, from https://reference.statizoid.com/compare/repetition-rate-in-lower-secondary-general-education-all-grades-female-percent/chad/senegal/

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<a href="https://reference.statizoid.com/compare/repetition-rate-in-lower-secondary-general-education-all-grades-female-percent/chad/senegal/">Chad vs Senegal: Repetition rate in lower secondary general education (all grades)</a> — Statizoid

About this data

Indicator: Repetition rate in lower secondary general education (all grades), female (%)
Unit: %
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 156 places, 1,984 data points, 1970–2019
Last refreshed: 21 August 2026

Number of female repeaters in lower secondary education in a given school year, expressed as a percentage of female enrolment in lower secondary education in the previous school year. Divide the number of female repeaters in lower secondary education in school year t+1 by the number of female pupils from the same cohort enrolled in lower secondary education in the previous school year t.