What is the difference in secondary education, duration between Democratic Republic of the Congo and Guinea-Bissau?

0 years, with Democratic Republic of the Congo ahead.

How many years of comparable data are there for Democratic Republic of the Congo and Guinea-Bissau?

56 years are reported by both, from 1970 to 2025.

Where does this data come from?

Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Secondary education, duration (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Democratic Republic of the Congo vs Guinea-Bissau: Secondary education, duration

Democratic Republic of the Congo

6 years

in 2025

Guinea-Bissau

6 years

in 2025

Democratic Republic of the Congo rank

91st

Guinea-Bissau rank

91st

Secondary education, duration over time

Democratic Republic of the Congo
Guinea-Bissau

How they compare

Democratic Republic of the Congo currently reports 6 years against 6 years in Guinea-Bissau, a difference of 0 years.

The two have swapped places 1 time across 56 shared years of data; in 1970 it was Democratic Republic of the Congo ahead.

Democratic Republic of the Congo ranks 91st and Guinea-Bissau ranks 91st of 209 countries.

Democratic Republic of the Congo has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Democratic Republic of the Congo	Guinea-Bissau	Difference	Ahead
1970s	6 years	5 years	1 years	Democratic Republic of the Congo
1980s	6 years	5 years	1 years	Democratic Republic of the Congo
1990s	6 years	5 years	1 years	Democratic Republic of the Congo
2000s	6 years	5 years	1 years	Democratic Republic of the Congo
2010s	6 years	5.9 years	0.1 years	Democratic Republic of the Congo
2020s	6 years	6 years	0 years	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher secondary education, duration, Democratic Republic of the Congo or Guinea-Bissau?: Democratic Republic of the Congo, at 6 years against 6 years in Guinea-Bissau as of 2025.
What is the difference in secondary education, duration between Democratic Republic of the Congo and Guinea-Bissau?: 0 years, with Democratic Republic of the Congo ahead.
How many years of comparable data are there for Democratic Republic of the Congo and Guinea-Bissau?: 56 years are reported by both, from 1970 to 2025.
How do Democratic Republic of the Congo and Guinea-Bissau rank globally for secondary education, duration?: Democratic Republic of the Congo ranks 91st and Guinea-Bissau ranks 91st of 209 countries.
Where does this data come from?: Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Secondary education, duration (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Democratic Republic of the Congo vs Guinea-Bissau: Secondary education, duration. Statizoid, drawing on Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 18 August 2026, from https://education.statizoid.com/compare/secondary-education-duration-years/congo-dem-rep/guinea-bissau/

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About this data

Indicator: Secondary education, duration (years)
Unit: years
Source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 255 places, 13,986 data points, 1970–2025
Last refreshed: 06 August 2026

Secondary duration refers to the number of grades (years) in secondary school.