Iran vs Sierra Leone: School life expectancy, secondary, gender parity index

Iran
0.9636 GPI
in 2017
Sierra Leone
0.9607 GPI
in 2017
Iran rank
141st
Sierra Leone rank
143rd

School life expectancy, secondary, gender parity index over time

  • Iran
  • Sierra Leone
00.20.40.60.81197119942017

How they compare

Iran currently reports 0.9636 GPI against 0.9607 GPI in Sierra Leone, a difference of 0.0029 GPI.

Across all 18 years both countries report, Iran has been ahead every year.

Iran ranks 141st and Sierra Leone ranks 143rd of 195 countries.

Iran has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade Iran Sierra Leone Difference Ahead
1970s 0.572 GPI 0.421 GPI 0.151 GPI Iran
1980s 0.7019 GPI 0.4963 GPI 0.2056 GPI Iran
1990s 0.7296 GPI 0.5516 GPI 0.1781 GPI Iran
2000s 0.9314 GPI 0.7269 GPI 0.2045 GPI Iran
2010s 0.9413 GPI 0.8738 GPI 0.0676 GPI Iran

Averages of every year both report within each decade.

Frequently asked questions

Which has higher school life expectancy, secondary, gender parity index, Iran or Sierra Leone?
Iran, at 0.9636 GPI against 0.9607 GPI in Sierra Leone as of 2017.
What is the difference in school life expectancy, secondary, gender parity index between Iran and Sierra Leone?
0.0029 GPI, with Iran ahead.
How many years of comparable data are there for Iran and Sierra Leone?
18 years are reported by both, from 1971 to 2017.
How do Iran and Sierra Leone rank globally for school life expectancy, secondary, gender parity index?
Iran ranks 141st and Sierra Leone ranks 143rd of 195 countries.
Where does this data come from?
UNESCO Institute for Statistics, published as School life expectancy, secondary, gender parity index (GPI). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran vs Sierra Leone: School life expectancy, secondary, gender parity index. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 21 August 2026, from https://reference.statizoid.com/compare/school-life-expectancy-secondary-gender-parity-index-gpi/iran-islamic-rep/sierra-leone/

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About this data

Indicator
School life expectancy, secondary, gender parity index (GPI)
Unit
GPI
Source
UNESCO Institute for Statistics
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
195 places, 5,786 data points, 1970–2020
Last refreshed

Ratio of female school life expectancy to the male school life expectancy. It is calculated by dividing the female value for the indicator by the male value for the indicator. A GPI equal to 1 indicates parity between females and males. In general, a value less than 1 indicates disparity in favor of males and a value greater than 1 indicates disparity in favor of females.