What is the difference in secondary education, duration between China (People’s Republic of) and Guinea-Bissau?

0 years, with China (People’s Republic of) ahead.

How many years of comparable data are there for China (People’s Republic of) 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.

China (People’s Republic of) vs Guinea-Bissau: Secondary education, duration

China (People’s Republic of)

6 years

in 2025

Guinea-Bissau

6 years

in 2025

China (People’s Republic of) rank

91st

Guinea-Bissau rank

91st

Secondary education, duration over time

China (People’s Republic of)
Guinea-Bissau

How they compare

China (People’s Republic of) currently reports 6 years against 6 years in Guinea-Bissau, a difference of 0 years.

The two have swapped places 2 times across 56 shared years of data; in 1970 it was Guinea-Bissau ahead.

China (People’s Republic of) ranks 91st and Guinea-Bissau ranks 91st of 209 countries.

Across the 6 decades both report, China (People’s Republic of) averaged higher in 4 and Guinea-Bissau in 1.

Head to head by decade

Decade	China (People’s Republic of)	Guinea-Bissau	Difference	Ahead
1970s	4.5 years	5 years	0.5 years	Guinea-Bissau
1980s	6 years	5 years	1 years	China (People’s Republic of)
1990s	6 years	5 years	1 years	China (People’s Republic of)
2000s	6 years	5 years	1 years	China (People’s Republic of)
2010s	6 years	5.9 years	0.1 years	China (People’s Republic of)
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, China (People’s Republic of) or Guinea-Bissau?: China (People’s Republic of), at 6 years against 6 years in Guinea-Bissau as of 2025.
What is the difference in secondary education, duration between China (People’s Republic of) and Guinea-Bissau?: 0 years, with China (People’s Republic of) ahead.
How many years of comparable data are there for China (People’s Republic of) and Guinea-Bissau?: 56 years are reported by both, from 1970 to 2025.
How do China (People’s Republic of) and Guinea-Bissau rank globally for secondary education, duration?: China (People’s Republic of) 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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China (People’s Republic of) vs Guinea-Bissau: Secondary education, duration. Statizoid, drawing on Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 19 August 2026, from https://education.statizoid.com/compare/secondary-education-duration-years/china/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.