El Salvador vs Tonga: Secondary education, general pupils, per square kilometre

El Salvador
20.75 units per square kilometre
in 2018
Tonga
21.39 units per square kilometre
in 2015
El Salvador rank
39th
Tonga rank
38th

Secondary education, general pupils, per square kilometre over time

  • El Salvador
  • Tonga
510152025197019942018

How they compare

Tonga currently reports 21.39 units per square kilometre against 20.75 units per square kilometre in El Salvador, a difference of 0.64 units per square kilometre.

The two have swapped places 1 time across 23 shared years of data; in 1970 it was Tonga ahead.

El Salvador ranks 39th and Tonga ranks 38th of 203 countries.

Across the 5 decades both report, El Salvador averaged higher in 1 and Tonga in 4.

Head to head by decade

Decade El Salvador Tonga Difference Ahead
1970s 6.25 units per square kilometre 15.33 units per square kilometre 9.07 units per square kilometre Tonga
1980s 8.58 units per square kilometre 22.72 units per square kilometre 14.14 units per square kilometre Tonga
1990s 11.92 units per square kilometre 19.38 units per square kilometre 7.47 units per square kilometre Tonga
2000s 18.41 units per square kilometre 18.91 units per square kilometre 0.492 units per square kilometre Tonga
2010s 24.44 units per square kilometre 20.42 units per square kilometre 4.01 units per square kilometre El Salvador

Averages of every year both report within each decade.

Frequently asked questions

Which has higher secondary education, general pupils, per square kilometre, El Salvador or Tonga?
Tonga, at 21.39 units per square kilometre against 20.75 units per square kilometre in El Salvador as of 2015.
What is the difference in secondary education, general pupils, per square kilometre between El Salvador and Tonga?
0.64 units per square kilometre, with Tonga ahead.
How many years of comparable data are there for El Salvador and Tonga?
23 years are reported by both, from 1970 to 2015.
How do El Salvador and Tonga rank globally for secondary education, general pupils, per square kilometre?
El Salvador ranks 39th and Tonga ranks 38th of 203 countries.
Where does this data come from?
Statizoid (derived), published as Secondary education, general pupils, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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El Salvador vs Tonga: Secondary education, general pupils, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 31 August 2026, from https://education.statizoid.com/compare/secondary-education-general-pupils-per-square-kilometre/el-salvador/tonga/

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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.