Iran, Islamic Republic of vs South Africa: Barro-Lee: Average years of secondary schooling, age 25+, total

Iran, Islamic Republic of
3.28
in 2010
South Africa
3.3
in 2010
Iran, Islamic Republic of rank
61st
South Africa rank
60th

Barro-Lee: Average years of secondary schooling, age 25+, total over time

  • Iran, Islamic Republic of
  • South Africa
0123196019852010

How they compare

South Africa currently reports 3.3 against 3.28 in Iran, Islamic Republic of, a difference of 0.02.

The two have swapped places 4 times across 11 shared years of data; in 1960 it was South Africa ahead.

Iran, Islamic Republic of ranks 61st and South Africa ranks 60th of 144 countries.

Across the 6 decades both report, Iran, Islamic Republic of averaged higher in 1 and South Africa in 5.

Head to head by decade

Decade Iran, Islamic Republic of South Africa Difference Ahead
1960s 0.175 0.945 0.77 South Africa
1970s 0.395 1.03 0.635 South Africa
1980s 0.92 0.96 0.04 South Africa
1990s 1.66 1.77 0.11 South Africa
2000s 2.46 2.3 0.155 Iran, Islamic Republic of
2010s 3.28 3.3 0.02 South Africa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher barro-lee: average years of secondary schooling, age 25+, total, Iran, Islamic Republic of or South Africa?
South Africa, at 3.3 against 3.28 in Iran, Islamic Republic of as of 2010.
What is the difference in barro-lee: average years of secondary schooling, age 25+, total between Iran, Islamic Republic of and South Africa?
0.02, with South Africa ahead.
How many years of comparable data are there for Iran, Islamic Republic of and South Africa?
11 years are reported by both, from 1960 to 2010.
How do Iran, Islamic Republic of and South Africa rank globally for barro-lee: average years of secondary schooling, age 25+, total?
Iran, Islamic Republic of ranks 61st and South Africa ranks 60th of 144 countries.
Where does this data come from?
Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/, published as Barro-Lee: Average years of secondary schooling, age 25+, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs South Africa: Barro-Lee: Average years of secondary schooling, age 25+, total. Statizoid, drawing on Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/. Retrieved 10 September 2026, from https://education.statizoid.com/compare/barro-lee-average-years-of-secondary-schooling-age-25-total/iran-islamic-rep/south-africa/

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About this data

Indicator
Barro-Lee: Average years of secondary schooling, age 25+, total
Source
Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
144 places, 1,584 data points, 1960–2010
Last refreshed

Average years of secondary schooling, 25+, total is the average years of secondary education completed among people over age 25.