Algeria vs Sri Lanka: Theoretical duration of lower secondary education

Algeria
4 years
in 2020
Sri Lanka
4 years
in 2020
Algeria rank
18th
Sri Lanka rank
18th

Theoretical duration of lower secondary education over time

  • Algeria
  • Sri Lanka
012345197019952020

How they compare

Algeria currently reports 4 years against 4 years in Sri Lanka, a difference of 0 years.

Across all 51 years both countries report, Sri Lanka has been ahead every year.

Algeria ranks 18th and Sri Lanka ranks 18th of 209 countries.

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

Head to head by decade

Decade Algeria Sri Lanka Difference Ahead
1970s 3.9 years 5 years 1.1 years Sri Lanka
1980s 3.9 years 5 years 1.1 years Sri Lanka
1990s 3 years 4.8 years 1.8 years Sri Lanka
2000s 3.3 years 4 years 0.7 years Sri Lanka
2010s 4 years 4 years 0 years
2020s 4 years 4 years 0 years

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of lower secondary education, Algeria or Sri Lanka?
Algeria, at 4 years against 4 years in Sri Lanka as of 2020.
What is the difference in theoretical duration of lower secondary education between Algeria and Sri Lanka?
0 years, with Algeria ahead.
How many years of comparable data are there for Algeria and Sri Lanka?
51 years are reported by both, from 1970 to 2020.
How do Algeria and Sri Lanka rank globally for theoretical duration of lower secondary education?
Algeria ranks 18th and Sri Lanka ranks 18th of 209 countries.
Where does this data come from?
UNESCO Institute for Statistics, published as Theoretical duration of lower secondary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Algeria vs Sri Lanka: Theoretical duration of lower secondary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 02 September 2026, from https://education.statizoid.com/compare/theoretical-duration-of-lower-secondary-education-years/algeria/sri-lanka/

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About this data

Indicator
Theoretical duration of lower secondary education (years)
Unit
years
Source
UNESCO Institute for Statistics
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
209 places, 10,366 data points, 1970–2020
Last refreshed

Number of grades (years) in lower secondary education.