How many years of comparable data are there for Namibia 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 primary schooling, age 25+, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Namibia vs Portugal: Barro-Lee: Average years of primary schooling, age 25+, total

Namibia

4.73

in 2010

Portugal

4.71

in 2010

Namibia rank

78th

Portugal rank

80th

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

Namibia
Portugal

How they compare

Namibia currently reports 4.73 against 4.71 in Portugal, a difference of 0.02.

The two have swapped places 1 time across 11 shared years of data; in 1960 it was Portugal ahead.

Namibia ranks 78th and Portugal ranks 80th of 144 countries.

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

Head to head by decade

Decade	Namibia	Portugal	Difference	Ahead
1960s	2.39	2.54	0.145	Portugal
1970s	2.78	2.06	0.72	Namibia
1980s	3.42	2.94	0.48	Namibia
1990s	4.17	3.75	0.415	Namibia
2000s	4.44	4.36	0.075	Namibia
2010s	4.73	4.71	0.02	Namibia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher barro-lee: average years of primary schooling, age 25+, total, Namibia or Portugal?: Namibia, at 4.73 against 4.71 in Portugal as of 2010.
What is the difference in barro-lee: average years of primary schooling, age 25+, total between Namibia and Portugal?: 0.02, with Namibia ahead.
How many years of comparable data are there for Namibia and Portugal?: 11 years are reported by both, from 1960 to 2010.
How do Namibia and Portugal rank globally for barro-lee: average years of primary schooling, age 25+, total?: Namibia ranks 78th and Portugal ranks 80th 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 primary schooling, age 25+, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Namibia vs Portugal: Barro-Lee: Average years of primary schooling, age 25+, total. Statizoid, drawing on Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/. Retrieved 02 September 2026, from https://education.statizoid.com/compare/barro-lee-average-years-of-primary-schooling-age-25-total/namibia/portugal/

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<a href="https://education.statizoid.com/compare/barro-lee-average-years-of-primary-schooling-age-25-total/namibia/portugal/">Namibia vs Portugal: Barro-Lee: Average years of primary schooling, age 25+, total</a> — Statizoid

About this data

Indicator: Barro-Lee: Average years of primary 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: 21 August 2026

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