Barro-Lee: Percentage of population age 25+ with primary schooling. in Tonga

Tonga: Barro-Lee: Percentage of population age 25+ with primary schooling. was 8.0% in 2010. ▼ Falling

Latest (2010)
8.0%
World rank
103rd
of 144 countries
All-time high
29.7%
in 1975
All-time low
8.0%
in 2010
Years of data
11
1960–2010

Barro-Lee: Percentage of population age 25+ with primary schooling. in Tonga, 1960–2010

10152025301960198520101960: 14.61965: 15.61970: 29.31975: 29.71980: 26.61985: 24.11990: 22.31995: 18.32000: 19.52005: 21.62010: 8

Source: Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/.

Analysis

In 2010, barro-lee: percentage of population age 25+ with primary schooling. in Tonga stood at 8.0%. That is the lowest value across all 11 years on record.

That represents a change of down 58.8% over ten years.

Over the whole period, barro-lee: percentage of population age 25+ with primary schooling. in Tonga peaked at 29.7% in 1975 and was at its lowest, 8.0%, in 2010.

That places Tonga 103rd out of 144 countries with data for 2010, putting it in the middle of the range.

The long-run direction has been consistently falling across the 11 years of available data.

Barro-Lee: Percentage of population age 25+ with primary schooling. in Tonga, year by year

Annual values for Barro-Lee: Percentage of population age 25+ with primary schooling. Completed Primary in Tonga, 1960 to 2010.
Year Value Change
1960 14.6%
1965 15.6% +6.6%
1970 29.3% +87.6%
1975 29.7% +1.3%
1980 26.6% -10.5%
1985 24.1% -9.1%
1990 22.3% -7.5%
1995 18.3% -17.8%
2000 19.5% +6.5%
2005 21.6% +10.6%
2010 8.0% -62.7%

Averages by decade

DecadeAverage LowestHighest Years
1960s 15.1% 14.6% 15.6% 2
1970s 29.5% 29.3% 29.7% 2
1980s 25.3% 24.1% 26.6% 2
1990s 20.3% 18.3% 22.3% 2
2000s 20.5% 19.5% 21.6% 2
2010s 8.0% 8.0% 8.0% 1

Countries ranked near Tonga

  1. 100 Netherlands 8.8% compare
  2. 101 Serbia 8.5% compare
  3. 102 Afghanistan 8.1% compare
  4. 104 Democratic Republic of Congo 8.0% compare
  5. 105 Croatia 7.8% compare
  6. 105 Yemen 7.8% compare

See the full ranking of 144 places →

More education data for Tonga

All data for Tonga →

Frequently asked questions

What is barro-lee: percentage of population age 25+ with primary schooling. in Tonga?
Barro-lee: percentage of population age 25+ with primary schooling. in Tonga was 8.0% in 2010, according to Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/.
What is the highest barro-lee: percentage of population age 25+ with primary schooling. recorded in Tonga?
The highest recorded value was 29.7% in 1975.
What is the lowest barro-lee: percentage of population age 25+ with primary schooling. recorded in Tonga?
The lowest recorded value was 8.0% in 2010.
How does Tonga rank for barro-lee: percentage of population age 25+ with primary schooling.?
Tonga ranks 103rd out of 144 countries with data for 2010.
Is barro-lee: percentage of population age 25+ with primary schooling. rising or falling in Tonga?
Over the last ten years it is down 58.8%. The long-run trend across the full record is falling.
Where does this Tonga data come from?
The figures come from Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/, published as part of Barro-Lee: Percentage of population age 25+ with primary schooling. Completed Primary. Statizoid updates them automatically from the source API.

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Barro-Lee: Percentage of population age 25+ with primary schooling. in Tonga. Statizoid, drawing on Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/. Retrieved 02 September 2026, from https://education.statizoid.com/stat/barro-lee-percentage-of-population-age-25-with-primary-schooling-completed-primary/tonga/

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About this data

Indicator
Barro-Lee: Percentage of population age 25+ with primary schooling. Completed Primary
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

Percentage of population age 25+ with primary schooling. Completed Primary