School life expectancy, primary to tertiary, both sexes in Tonga

Tonga: School life expectancy, primary to tertiary, both sexes was 14.53 years in 2003. β–² Rising

Latest (2003)
14.53 years
Change on year
up 6.7%
World rank
67th
of 183 countries
All-time high
14.53 years
in 2003
All-time low
11.8 years
in 1970
Years of data
10
1970–2003

School life expectancy, primary to tertiary, both sexes in Tonga, 1970–2003

0510151970198620031970: 11.8 years1978: 12.5 years1981: 13.9 years1984: 14.2 years1985: 13.6 years1999: 13.7 years2000: 13.2 years2001: 13.4 years2002: 13.6 years2003: 14.5 years

Source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Measured in years.

Analysis

The most recent figure for school life expectancy, primary to tertiary, both sexes in Tonga is 14.53 years, measured in 2003. That is the highest value across all 10 years on record.

The figure is up 6.7% on the previous year and up 6.2% over five years.

Over the whole period, school life expectancy, primary to tertiary, both sexes in Tonga peaked at 14.53 years in 2003 and was at its lowest, 11.8 years, in 1970.

Tonga ranks 67th of 183 countries on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 10 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1970s 12.17 years 11.8 years 12.53 years 2
1980s 13.89 years 13.61 years 14.16 years 3
1990s 13.67 years 13.67 years 13.67 years 1
2000s 13.68 years 13.17 years 14.53 years 4

Countries ranked near Tonga

  1. 64 Serbia, Republic of 14.66 years
  2. 65 Liechtenstein 14.62 years
  3. 66 Mongolia 14.58 years compare
  4. 68 Slovak Republic 14.48 years compare
  5. 69 Colombia 14.4 years compare
  6. 70 United Arab Emirates 14.34 years compare

See the full ranking of 228 places β†’

More education data for Tonga

All data for Tonga β†’

Frequently asked questions

What is school life expectancy, primary to tertiary, both sexes in Tonga?
School life expectancy, primary to tertiary, both sexes in Tonga was 14.53 years in 2003, according to Data API, UN Educational, Scientific and Cultural Organization (UNESCO).
What is the highest school life expectancy, primary to tertiary, both sexes recorded in Tonga?
The highest recorded value was 14.53 years in 2003.
What is the lowest school life expectancy, primary to tertiary, both sexes recorded in Tonga?
The lowest recorded value was 11.8 years in 1970.
How does Tonga rank for school life expectancy, primary to tertiary, both sexes?
Tonga ranks 67th out of 183 countries with data for 2003.
Where does this Tonga data come from?
The figures come from Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as part of School life expectancy, primary to tertiary, both sexes (years). Statizoid updates them automatically from the source API.

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School life expectancy, primary to tertiary, both sexes in Tonga. Statizoid, drawing on Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 19 August 2026, from https://education.statizoid.com/stat/school-life-expectancy-primary-to-tertiary-both-sexes-years/tonga/

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About this data

Indicator
School life expectancy, primary to tertiary, both sexes (years)
Unit
years
Source
Data API, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
228 places, 7,038 data points, 1970–2019
Last refreshed

Expected years of schooling is the number of years a child of school entrance age is expected to spend at school, or university, including years spent on repetition. It is the sum of the age-specific enrolment ratios for primary, secondary, post-secondary non-tertiary and tertiary education.