Secondary education, general pupils, per square kilometre in Tonga

Tonga: Secondary education, general pupils, per square kilometre was 21.39 units per square kilometre in 2015. ▲ Rising

Latest (2015)
21.39 units per square kilometre
Change on year
up 6.3%
World rank
38th
of 203 countries
All-time high
22.84 units per square kilometre
in 1984
All-time low
13.97 units per square kilometre
in 1970
Years of data
30
1970–2015

Secondary education, general pupils, per square kilometre in Tonga, 1970–2015

05101520251970199220151970: 14 units per square kilometre1971: 14.1 units per square kilometre1972: 14 units per square kilometre1973: 14.1 units per square kilometre1974: 14.5 units per square kilometre1975: 14.8 units per square kilometre1976: 16.3 units per square kilometre1977: 16.9 units per square kilometre1978: 17.2 units per square kilometre1979: 17.4 units per square kilometre1981: 21.9 units per square kilometre1982: 22.7 units per square kilometre1983: 22.6 units per square kilometre1984: 22.8 units per square kilometre1985: 20.3 units per square kilometre1986: 18.2 units per square kilometre1987: 19.6 units per square kilometre1990: 19.3 units per square kilometre1991: 19.2 units per square kilometre1992: 18.5 units per square kilometre1993: 21.6 units per square kilometre1998: 18.2 units per square kilometre1999: 19.2 units per square kilometre2001: 18.5 units per square kilometre2003: 20.3 units per square kilometre2004: 17.9 units per square kilometre2012: 20.1 units per square kilometre2013: 20 units per square kilometre2014: 20.1 units per square kilometre2015: 21.4 units per square kilometre

Source: Statizoid (derived). Measured in units per square kilometre.

Analysis

Tonga recorded 21.39 units per square kilometre for secondary education, general pupils, per square kilometre in 2015.

Compared with earlier readings it is up 6.3% on the previous year and up 19.3% over ten years.

Over the whole period, secondary education, general pupils, per square kilometre in Tonga peaked at 22.84 units per square kilometre in 1984 and was at its lowest, 13.97 units per square kilometre, in 1970.

Tonga ranks 38th of 203 countries on this measure, in the top quarter.

The long-run direction has been consistently rising across the 30 years of available data.

Secondary education, general pupils, per square kilometre in Tonga, year by year

Annual values for Secondary education, general pupils, per square kilometre in Tonga, 1970 to 2015.
Year units per square kilometre Change
1970 13.97 units per square kilometre
1971 14.12 units per square kilometre +1.1%
1972 14.01 units per square kilometre -0.7%
1973 14.07 units per square kilometre +0.4%
1974 14.47 units per square kilometre +2.8%
1975 14.84 units per square kilometre +2.5%
1976 16.27 units per square kilometre +9.6%
1977 16.88 units per square kilometre +3.8%
1978 17.18 units per square kilometre +1.7%
1979 17.45 units per square kilometre +1.6%
1981 21.89 units per square kilometre +25.4%
1982 22.71 units per square kilometre +3.7%
1983 22.59 units per square kilometre -0.5%
1984 22.84 units per square kilometre +1.1%
1985 20.33 units per square kilometre -11.0%
1986 18.22 units per square kilometre -10.4%
1987 19.63 units per square kilometre +7.8%
1990 19.27 units per square kilometre -1.8%
1991 19.22 units per square kilometre -0.3%
1992 18.5 units per square kilometre -3.8%
1993 21.63 units per square kilometre +16.9%
1998 18.18 units per square kilometre -16.0%
1999 19.19 units per square kilometre +5.6%
2001 18.47 units per square kilometre -3.7%
2003 20.32 units per square kilometre +10.0%
2004 17.93 units per square kilometre -11.7%
2012 20.14 units per square kilometre +12.3%
2013 20.05 units per square kilometre -0.5%
2014 20.12 units per square kilometre +0.4%
2015 21.39 units per square kilometre +6.3%

Averages by decade

DecadeAverage LowestHighest Years
1970s 15.33 units per square kilometre 13.97 units per square kilometre 17.45 units per square kilometre 10
1980s 21.17 units per square kilometre 18.22 units per square kilometre 22.84 units per square kilometre 7
1990s 19.33 units per square kilometre 18.18 units per square kilometre 21.63 units per square kilometre 6
2000s 18.91 units per square kilometre 17.93 units per square kilometre 20.32 units per square kilometre 3
2010s 20.42 units per square kilometre 20.05 units per square kilometre 21.39 units per square kilometre 4

Countries ranked near Tonga

  1. 35 Burundi 23.6 units per square kilometre compare
  2. 36 Rwanda 23.09 units per square kilometre compare
  3. 37 Belgium 21.82 units per square kilometre compare
  4. 39 El Salvador 20.75 units per square kilometre compare
  5. 40 Saint Lucia 19.11 units per square kilometre compare
  6. 41 Jamaica 18.52 units per square kilometre compare

See the full ranking of 246 places →

More education data for Tonga

All data for Tonga →

Frequently asked questions

What is secondary education, general pupils, per square kilometre in Tonga?
Secondary education, general pupils, per square kilometre in Tonga was 21.39 units per square kilometre in 2015, according to Statizoid (derived).
What is the highest secondary education, general pupils, per square kilometre recorded in Tonga?
The highest recorded value was 22.84 units per square kilometre in 1984.
What is the lowest secondary education, general pupils, per square kilometre recorded in Tonga?
The lowest recorded value was 13.97 units per square kilometre in 1970.
How does Tonga rank for secondary education, general pupils, per square kilometre?
Tonga ranks 38th out of 203 countries with data for 2015.
Is secondary education, general pupils, per square kilometre rising or falling in Tonga?
Over the last ten years it is up 19.3%. The long-run trend across the full record is rising.
Where does this Tonga data come from?
The figures come from Statizoid (derived), published as part of Secondary education, general pupils, per square kilometre. Statizoid updates them automatically from the source API.

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Secondary education, general pupils, per square kilometre in Tonga. Statizoid, drawing on Statizoid (derived). Retrieved 31 August 2026, from https://education.statizoid.com/stat/secondary-education-general-pupils-per-square-kilometre/tonga/

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How this figure is calculated

Secondary education, general pupils divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.

Secondary education, general pupils ÷ Land area (sq. km)

Computed from

Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.

About this data

Indicator
Secondary education, general pupils, per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
246 places, 9,094 data points, 1970–2019
Last refreshed

Secondary education, general pupils divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.