How many years of comparable data are there for Kazakhstan and Tonga?

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 total schooling, age 30-34, female. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Kazakhstan vs Tonga: Barro-Lee: Average years of total schooling, age 30-34, female

Kazakhstan

12.06

in 2010

Tonga

12.14

in 2010

Kazakhstan rank

36th

Tonga rank

33rd

Barro-Lee: Average years of total schooling, age 30-34, female over time

Kazakhstan
Tonga

How they compare

Tonga currently reports 12.14 against 12.06 in Kazakhstan, a difference of 0.08.

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

Kazakhstan ranks 36th and Tonga ranks 33rd of 144 countries.

Across the 6 decades both report, Kazakhstan averaged higher in 4 and Tonga in 2.

Head to head by decade

Decade	Kazakhstan	Tonga	Difference	Ahead
1960s	4.17	6.14	1.97	Tonga
1970s	6.68	6.62	0.05	Kazakhstan
1980s	9.94	7.9	2.04	Kazakhstan
1990s	11.04	9.83	1.21	Kazakhstan
2000s	11.69	9.7	2	Kazakhstan
2010s	12.06	12.14	0.08	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher barro-lee: average years of total schooling, age 30-34, female, Kazakhstan or Tonga?: Tonga, at 12.14 against 12.06 in Kazakhstan as of 2010.
What is the difference in barro-lee: average years of total schooling, age 30-34, female between Kazakhstan and Tonga?: 0.08, with Tonga ahead.
How many years of comparable data are there for Kazakhstan and Tonga?: 11 years are reported by both, from 1960 to 2010.
How do Kazakhstan and Tonga rank globally for barro-lee: average years of total schooling, age 30-34, female?: Kazakhstan ranks 36th and Tonga ranks 33rd 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 total schooling, age 30-34, female. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Kazakhstan vs Tonga: Barro-Lee: Average years of total schooling, age 30-34, female. Statizoid, drawing on Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/. Retrieved 08 September 2026, from https://education.statizoid.com/compare/barro-lee-average-years-of-total-schooling-age-30-34-female/kazakhstan/tonga/

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<a href="https://education.statizoid.com/compare/barro-lee-average-years-of-total-schooling-age-30-34-female/kazakhstan/tonga/">Kazakhstan vs Tonga: Barro-Lee: Average years of total schooling, age 30-34, female</a> — Statizoid

About this data

Indicator: Barro-Lee: Average years of total schooling, age 30-34, female
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 total schooling, 30-34, female is the average years of education completed among females age 30-34.