Barro-Lee: Average years of primary schooling, age 75+, total in Tonga

Tonga: Barro-Lee: Average years of primary schooling, age 75+, total was 5.34 in 2010. ▲ Rising

Latest (2010)
5.34
World rank
26th
of 144 countries
All-time high
5.73
in 1995
All-time low
3.26
in 1960
Years of data
11
1960–2010

Barro-Lee: Average years of primary schooling, age 75+, total in Tonga, 1960–2010

02461960198520101960: 3.31965: 3.41970: 4.51975: 4.61980: 4.61985: 4.71990: 5.21995: 5.72000: 5.22005: 4.92010: 5.3

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

Analysis

The most recent figure for barro-lee: average years of primary schooling, age 75+, total in Tonga is 5.34, measured in 2010.

The figure is up 3.1% over ten years.

Over the whole period, barro-lee: average years of primary schooling, age 75+, total in Tonga peaked at 5.73 in 1995 and was at its lowest, 3.26, in 1960.

Tonga ranks 26th of 144 countries on this measure, in the top quarter.

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

Barro-Lee: Average years of primary schooling, age 75+, total in Tonga, year by year

Annual values for Barro-Lee: Average years of primary schooling, age 75+, total in Tonga, 1960 to 2010.
Year Value Change
1960 3.26
1965 3.35 +2.8%
1970 4.52 +34.9%
1975 4.58 +1.3%
1980 4.62 +0.9%
1985 4.68 +1.3%
1990 5.2 +11.1%
1995 5.73 +10.2%
2000 5.18 -9.6%
2005 4.94 -4.6%
2010 5.34 +8.1%

Tonga compared with similar countries

  • Tonga's 5.34 is above the median for upper middle income countries, which is 2.8, 1.9× the median. (40 countries reporting)
  • Tonga's 5.34 is above the median for East Asia & Pacific, which is 2.65, 2.0× the median. (21 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1960s 3.3 3.26 3.35 2
1970s 4.55 4.52 4.58 2
1980s 4.65 4.62 4.68 2
1990s 5.46 5.2 5.73 2
2000s 5.06 4.94 5.18 2
2010s 5.34 5.34 5.34 1

Countries ranked near Tonga

  1. 23 Luxembourg 5.54 compare
  2. 24 Canada 5.43 compare
  3. 25 Sweden 5.42 compare
  4. 26 Ireland 5.34 compare
  5. 28 Iceland 5.33 compare
  6. 29 Israel 5.06 compare

See the full ranking of 144 places →

More reference data data for Tonga

All data for Tonga →

Frequently asked questions

What is barro-lee: average years of primary schooling, age 75+, total in Tonga?
Barro-lee: average years of primary schooling, age 75+, total in Tonga was 5.34 in 2010, according to Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/.
What is the highest barro-lee: average years of primary schooling, age 75+, total recorded in Tonga?
The highest recorded value was 5.73 in 1995.
What is the lowest barro-lee: average years of primary schooling, age 75+, total recorded in Tonga?
The lowest recorded value was 3.26 in 1960.
How does Tonga rank for barro-lee: average years of primary schooling, age 75+, total?
Tonga ranks 26th out of 144 countries with data for 2010.
Is barro-lee: average years of primary schooling, age 75+, total rising or falling in Tonga?
Over the last ten years it is up 3.1%. The long-run trend across the full record is rising.
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: Average years of primary schooling, age 75+, total. Statizoid updates them automatically from the source API.

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Barro-Lee: Average years of primary schooling, age 75+, total in Tonga. Statizoid, drawing on Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/. Retrieved 24 September 2026, from https://reference.statizoid.com/stat/barro-lee-average-years-of-primary-schooling-age-75-total/tonga/

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About this data

Indicator
Barro-Lee: Average years of primary schooling, age 75+, 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

Average years of primary schooling, 75+, total is the average years of primary education completed among people over age 75.