How many years of comparable data are there for Congo and Costa Rica?

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

Congo vs Costa Rica: Barro-Lee: Average years of secondary schooling, age 15+, total

Congo

2.12

in 2010

Costa Rica

2.08

in 2010

Congo rank

101st

Costa Rica rank

104th

Barro-Lee: Average years of secondary schooling, age 15+, total over time

Congo
Costa Rica

How they compare

Congo currently reports 2.12 against 2.08 in Costa Rica, a difference of 0.04.

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

Congo ranks 101st and Costa Rica ranks 104th of 144 countries.

Across the 6 decades both report, Congo averaged higher in 4 and Costa Rica in 2.

Head to head by decade

Decade	Congo	Costa Rica	Difference	Ahead
1960s	0.285	0.485	0.2	Costa Rica
1970s	0.76	0.735	0.025	Congo
1980s	1.6	1.33	0.27	Congo
1990s	2.05	1.7	0.36	Congo
2000s	2.04	2.11	0.08	Costa Rica
2010s	2.12	2.08	0.04	Congo

Averages of every year both report within each decade.

Frequently asked questions

Which has higher barro-lee: average years of secondary schooling, age 15+, total, Congo or Costa Rica?: Congo, at 2.12 against 2.08 in Costa Rica as of 2010.
What is the difference in barro-lee: average years of secondary schooling, age 15+, total between Congo and Costa Rica?: 0.04, with Congo ahead.
How many years of comparable data are there for Congo and Costa Rica?: 11 years are reported by both, from 1960 to 2010.
How do Congo and Costa Rica rank globally for barro-lee: average years of secondary schooling, age 15+, total?: Congo ranks 101st and Costa Rica ranks 104th 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 15+, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Congo vs Costa Rica: Barro-Lee: Average years of secondary schooling, age 15+, total. Statizoid, drawing on Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/. Retrieved 05 September 2026, from https://education.statizoid.com/compare/barro-lee-average-years-of-secondary-schooling-age-15-total/congo-rep/costa-rica/

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<a href="https://education.statizoid.com/compare/barro-lee-average-years-of-secondary-schooling-age-15-total/congo-rep/costa-rica/">Congo vs Costa Rica: Barro-Lee: Average years of secondary schooling, age 15+, total</a> — Statizoid

About this data

Indicator: Barro-Lee: Average years of secondary schooling, age 15+, 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: 04 September 2026

Average years of secondary schooling, 15+, total is the average years of secondary education completed among people over age 15.