How many years of comparable data are there for Chad and Congo, Democratic Republic of the?

5 years are reported by both, from 1976 to 2012.

Where does this data come from?

Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Persistence to last grade of primary, female (% of cohort). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Chad vs Congo, Democratic Republic of the: Persistence to last grade of primary, female

Chad

74.9%

in 2017

Congo, Democratic Republic of the

74.0%

in 2020

Chad rank

124th

Congo, Democratic Republic of the rank

127th

Persistence to last grade of primary, female over time

Chad
Congo, Democratic Republic of the

How they compare

Chad currently reports 74.9% against 74.0% in Congo, Democratic Republic of the, a difference of 0.9%.

Across all 5 years both countries report, Congo, Democratic Republic of the has been ahead every year.

Chad ranks 124th and Congo, Democratic Republic of the ranks 127th of 164 countries.

Congo, Democratic Republic of the has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Chad	Congo, Democratic Republic of the	Difference	Ahead
1970s	21.2%	50.3%	29.1%	Congo, Democratic Republic of the
2000s	27.0%	51.1%	24.1%	Congo, Democratic Republic of the
2010s	42.7%	56.5%	13.7%	Congo, Democratic Republic of the

Averages of every year both report within each decade.

Frequently asked questions

Which has higher persistence to last grade of primary, female, Chad or Congo, Democratic Republic of the?: Chad, at 74.9% against 74.0% in Congo, Democratic Republic of the as of 2017.
What is the difference in persistence to last grade of primary, female between Chad and Congo, Democratic Republic of the?: 0.9%, with Chad ahead.
How many years of comparable data are there for Chad and Congo, Democratic Republic of the?: 5 years are reported by both, from 1976 to 2012.
How do Chad and Congo, Democratic Republic of the rank globally for persistence to last grade of primary, female?: Chad ranks 124th and Congo, Democratic Republic of the ranks 127th of 164 countries.
Where does this data come from?: Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Persistence to last grade of primary, female (% of cohort). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chad vs Congo, Democratic Republic of the: Persistence to last grade of primary, female. Statizoid, drawing on Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 15 September 2026, from https://education.statizoid.com/compare/persistence-to-last-grade-of-primary-female-percent-of-cohort/chad/congo-dem-rep/

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About this data

Indicator: Persistence to last grade of primary, female (% of cohort)
Unit: % of cohort
Source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 209 places, 5,491 data points, 1970–2023
Last refreshed: 03 September 2026

Persistence to last grade of primary is the percentage of children enrolled in the first grade of primary school who eventually reach the last grade of primary education. The estimate is based on the reconstructed cohort method.