Armenia vs Sierra Leone: School life expectancy, primary and secondary, both sexes

Armenia
10.6 years
in 2019
Sierra Leone
10.45 years
in 2017
Armenia rank
139th
Sierra Leone rank
140th

School life expectancy, primary and secondary, both sexes over time

  • Armenia
  • Sierra Leone
46810197119952019

How they compare

Armenia currently reports 10.6 years against 10.45 years in Sierra Leone, a difference of 0.15 years.

Across all 5 years both countries report, Armenia has been ahead every year.

Armenia ranks 139th and Sierra Leone ranks 140th of 197 countries.

Armenia has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade Armenia Sierra Leone Difference Ahead
1990s 9.58 years 4.17 years 5.41 years Armenia
2000s 9.24 years 5.82 years 3.42 years Armenia
2010s 10.63 years 9.64 years 0.9875 years Armenia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher school life expectancy, primary and secondary, both sexes, Armenia or Sierra Leone?
Armenia, at 10.6 years against 10.45 years in Sierra Leone as of 2019.
What is the difference in school life expectancy, primary and secondary, both sexes between Armenia and Sierra Leone?
0.15 years, with Armenia ahead.
How many years of comparable data are there for Armenia and Sierra Leone?
5 years are reported by both, from 1991 to 2015.
How do Armenia and Sierra Leone rank globally for school life expectancy, primary and secondary, both sexes?
Armenia ranks 139th and Sierra Leone ranks 140th of 197 countries.
Where does this data come from?
UNESCO Institute for Statistics, published as School life expectancy, primary and secondary, both sexes (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Armenia vs Sierra Leone: School life expectancy, primary and secondary, both sexes. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 07 September 2026, from https://education.statizoid.com/compare/school-life-expectancy-primary-and-secondary-both-sexes-years/armenia/sierra-leone/

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About this data

Indicator
School life expectancy, primary and secondary, both sexes (years)
Unit
years
Source
UNESCO Institute for Statistics
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
242 places, 8,554 data points, 1970–2020
Last refreshed

Number of years a person of school entrance age can expect to spend within the specified level of education. For a child of a certain age a, the school life expectancy is calculated as the sum of the age specific enrolment rates for the levels of education specified. The part of the enrolment that is not distributed by age is divided by the school-age population for the level of education they are enrolled in, and multiplied by the duration of that level of education. The result is then added to the sum of the age-specific enrolment rates. A relatively high SLE indicates greater probability for children to spend more years in education and higher overall retention within the education system. It must be noted that the expected number of years does not necessarily coincide with the expected number of grades of education completed, because of repetition. Since school life expectancy is an average based on participation in different levels of education, the expected number of years of schooling may be pulled down by the magnitude of children who never go to school. Those children who are in school may benefit from many more years of education than the average.