How many years of comparable data are there for Niger and Senegal?

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 25-29, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Niger vs Senegal: Barro-Lee: Average years of primary schooling, age 25-29, total

Niger

1.44

in 2010

Senegal

2.21

in 2010

Niger rank

142nd

Senegal rank

141st

Barro-Lee: Average years of primary schooling, age 25-29, total over time

Niger
Senegal

How they compare

Senegal currently reports 2.21 against 1.44 in Niger, a difference of 0.77.

That makes Senegal's figure about 1.5 times Niger's.

The two have swapped places 2 times across 11 shared years of data; in 1960 it was Senegal ahead.

Niger ranks 142nd and Senegal ranks 141st of 144 countries.

Senegal has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Niger	Senegal	Difference	Ahead
1960s	0.405	1.84	1.43	Senegal
1970s	0.375	1.9	1.52	Senegal
1980s	0.545	2.27	1.73	Senegal
1990s	0.98	1.89	0.905	Senegal
2000s	1.42	1.59	0.175	Senegal
2010s	1.44	2.21	0.77	Senegal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher barro-lee: average years of primary schooling, age 25-29, total, Niger or Senegal?: Senegal, at 2.21 against 1.44 in Niger as of 2010.
What is the difference in barro-lee: average years of primary schooling, age 25-29, total between Niger and Senegal?: 0.77, with Senegal ahead.
How many years of comparable data are there for Niger and Senegal?: 11 years are reported by both, from 1960 to 2010.
How do Niger and Senegal rank globally for barro-lee: average years of primary schooling, age 25-29, total?: Niger ranks 142nd and Senegal ranks 141st 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 25-29, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Niger vs Senegal: Barro-Lee: Average years of primary schooling, age 25-29, 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-25-29-total/niger/senegal/

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<a href="https://education.statizoid.com/compare/barro-lee-average-years-of-primary-schooling-age-25-29-total/niger/senegal/">Niger vs Senegal: Barro-Lee: Average years of primary schooling, age 25-29, total</a> — Statizoid

About this data

Indicator: Barro-Lee: Average years of primary schooling, age 25-29, 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, 25-29, total is the average years of primary education completed among people age 25-29.