How many years of comparable data are there for Chile and Democratic Republic of Congo?

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 Lower secondary school starting age (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Chile vs Democratic Republic of Congo: Lower secondary school starting age

Chile

12 years

in 2025

Democratic Republic of Congo

12 years

in 2025

Chile rank

30th

Democratic Republic of Congo rank

30th

Lower secondary school starting age over time

Chile
Democratic Republic of Congo

How they compare

Chile currently reports 12 years against 12 years in Democratic Republic of Congo, a difference of 0 years.

The two have swapped places 2 times across 56 shared years of data; in 1970 it was Democratic Republic of Congo ahead.

Chile ranks 30th and Democratic Republic of Congo ranks 30th of 209 countries.

Chile has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Chile	Democratic Republic of Congo	Difference	Ahead
1970s	12 years	12 years	0 years	—
1980s	12 years	12 years	0 years	—
1990s	12.2 years	12 years	0.2 years	Chile
2000s	12 years	12 years	0 years	—
2010s	12 years	12 years	0 years	—
2020s	12 years	12 years	0 years	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher lower secondary school starting age, Chile or Democratic Republic of Congo?: Chile, at 12 years against 12 years in Democratic Republic of Congo as of 2025.
What is the difference in lower secondary school starting age between Chile and Democratic Republic of Congo?: 0 years, with Chile ahead.
How many years of comparable data are there for Chile and Democratic Republic of Congo?: 56 years are reported by both, from 1970 to 2025.
How do Chile and Democratic Republic of Congo rank globally for lower secondary school starting age?: Chile ranks 30th and Democratic Republic of Congo ranks 30th of 209 countries.
Where does this data come from?: Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Lower secondary school starting age (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chile vs Democratic Republic of Congo: Lower secondary school starting age. Statizoid, drawing on Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 26 September 2026, from https://education.statizoid.com/compare/lower-secondary-school-starting-age-years/chile/congo-dem-rep/

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About this data

Indicator: Lower secondary school starting age (years)
Unit: years
Source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 209 places, 11,411 data points, 1970–2025
Last refreshed: 17 September 2026

Lower secondary school starting age is the age at which students would enter lower secondary education, assuming they had started at the official entrance age for the lowest level of education, had studied full-time throughout and had progressed through the system without repeating or skipping a grade.