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

11 years are reported by both, from 1960 to 2010.

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 75+, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Guyana vs Portugal: Barro-Lee: Average years of secondary schooling, age 75+, total

Guyana

0.53

in 2010

Portugal

0.6

in 2010

Guyana rank

91st

Portugal rank

88th

Barro-Lee: Average years of secondary schooling, age 75+, total over time

Guyana
Portugal

How they compare

Portugal currently reports 0.6 against 0.53 in Guyana, a difference of 0.07.

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

The two have swapped places 3 times across 11 shared years of data; in 1960 it was Guyana ahead.

Guyana ranks 91st and Portugal ranks 88th of 144 countries.

Across the 6 decades both report, Guyana averaged higher in 1 and Portugal in 5.

Head to head by decade

Decade	Guyana	Portugal	Difference	Ahead
1960s	0.2	0.195	0.005	Guyana
1970s	0.26	0.28	0.02	Portugal
1980s	0.37	0.375	0.005	Portugal
1990s	0.425	0.54	0.115	Portugal
2000s	0.46	0.625	0.165	Portugal
2010s	0.53	0.6	0.07	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher barro-lee: average years of secondary schooling, age 75+, total, Guyana or Portugal?: Portugal, at 0.6 against 0.53 in Guyana as of 2010.
What is the difference in barro-lee: average years of secondary schooling, age 75+, total between Guyana and Portugal?: 0.07, with Portugal ahead.
How many years of comparable data are there for Guyana and Portugal?: 11 years are reported by both, from 1960 to 2010.
How do Guyana and Portugal rank globally for barro-lee: average years of secondary schooling, age 75+, total?: Guyana ranks 91st and Portugal ranks 88th 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 75+, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Guyana vs Portugal: Barro-Lee: Average years of secondary schooling, age 75+, total. Statizoid, drawing on Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/. Retrieved 25 August 2026, from https://reference.statizoid.com/compare/barro-lee-average-years-of-secondary-schooling-age-75-total/guyana/portugal/

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<a href="https://reference.statizoid.com/compare/barro-lee-average-years-of-secondary-schooling-age-75-total/guyana/portugal/">Guyana vs Portugal: Barro-Lee: Average years of secondary schooling, age 75+, total</a> — Statizoid

About this data

Indicator: Barro-Lee: Average years of secondary schooling, age 75+, 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: 21 August 2026

Average years of secondary schooling, 75+, total is the average years of secondary education completed among people over age 75.