How many years of comparable data are there for Greece and Portugal?

9 years are reported by both, from 1981 to 2016.

Where does this data come from?

UNESCO Institute for Statistics, published as UIS: Mean years of schooling (ISCED 1 or higher), population 25+ years, female. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Greece vs Portugal: UIS: Mean years of schooling (ISCED 1 or higher), population 25+

Greece

9.97

in 2016

Portugal

9.37

in 2018

Greece rank

60th

Portugal rank

62nd

UIS: Mean years of schooling (ISCED 1 or higher), population 25+ over time

Greece
Portugal

How they compare

Greece currently reports 9.97 against 9.37 in Portugal, a difference of 0.6.

That makes Greece's figure about 1.1 times Portugal's.

Across all 9 years both countries report, Greece has been ahead every year.

Greece ranks 60th and Portugal ranks 62nd of 91 countries.

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

Head to head by decade

Decade	Greece	Portugal	Difference	Ahead
1980s	5.83	3.74	2.09	Greece
2000s	9.75	7.47	2.28	Greece
2010s	10.2	8.87	1.33	Greece

Averages of every year both report within each decade.

Frequently asked questions

Which has higher uis: mean years of schooling (isced 1 or higher), population 25+, Greece or Portugal?: Greece, at 9.97 against 9.37 in Portugal as of 2016.
What is the difference in uis: mean years of schooling (isced 1 or higher), population 25+ between Greece and Portugal?: 0.6, with Greece ahead.
How many years of comparable data are there for Greece and Portugal?: 9 years are reported by both, from 1981 to 2016.
How do Greece and Portugal rank globally for uis: mean years of schooling (isced 1 or higher), population 25+?: Greece ranks 60th and Portugal ranks 62nd of 91 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as UIS: Mean years of schooling (ISCED 1 or higher), population 25+ years, female. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Greece vs Portugal: UIS: Mean years of schooling (ISCED 1 or higher), population 25+. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 10 September 2026, from https://reference.statizoid.com/compare/uis-mean-years-of-schooling-isced-1-or-higher-population-25-years-female/greece/portugal/

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About this data

Indicator: UIS: Mean years of schooling (ISCED 1 or higher), population 25+ years, female
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 91 places, 1,015 data points, 1970–2019
Last refreshed: 04 September 2026

Mean years of schooling (MYS) provides the average number of years of education (primary/ISCED 1 or higher) completed by a country’s female adult population (25 years and older), excluding years spent repeating grades. For further information and specific calculation methods, visit the UNESCO Institute for Statistics website: http://www.uis.unesco.org/