How many years of comparable data are there for Guyana and Mauritania, Islamic Republic of?

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.

Guyana vs Mauritania, Islamic Republic of: Lower secondary school starting age

Guyana

12 years

in 2025

Mauritania, Islamic Republic of

12 years

in 2025

Guyana rank

30th

Mauritania, Islamic Republic of rank

30th

Lower secondary school starting age over time

Guyana
Mauritania, Islamic Republic of

How they compare

Guyana currently reports 12 years against 12 years in Mauritania, Islamic Republic of, a difference of 0 years.

Across all 56 years both countries report, Mauritania, Islamic Republic of has been ahead every year.

Guyana ranks 30th and Mauritania, Islamic Republic of ranks 30th of 209 countries.

Mauritania, Islamic Republic of has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Guyana	Mauritania, Islamic Republic of	Difference	Ahead
1970s	12 years	13 years	1 years	Mauritania, Islamic Republic of
1980s	12 years	12 years	0 years	—
1990s	12 years	12 years	0 years	—
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, Guyana or Mauritania, Islamic Republic of?: Guyana, at 12 years against 12 years in Mauritania, Islamic Republic of as of 2025.
What is the difference in lower secondary school starting age between Guyana and Mauritania, Islamic Republic of?: 0 years, with Guyana ahead.
How many years of comparable data are there for Guyana and Mauritania, Islamic Republic of?: 56 years are reported by both, from 1970 to 2025.
How do Guyana and Mauritania, Islamic Republic of rank globally for lower secondary school starting age?: Guyana ranks 30th and Mauritania, Islamic Republic of 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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Guyana vs Mauritania, Islamic Republic of: Lower secondary school starting age. Statizoid, drawing on Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 18 August 2026, from https://education.statizoid.com/compare/lower-secondary-school-starting-age-years/guyana/mauritania/

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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: 06 August 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.