Adjusted savings: education expenditure (current US$), per square in Tonga

Tonga: Adjusted savings: education expenditure (current US$), per square was 20,161 current US$ per square kilometre in 2021. ▲ Rising

Latest (2021)
20,161 current US$ per square kilometre
Change on year
down 5.8%
World rank
94th
of 194 countries
All-time high
22,519 current US$ per square kilometre
in 2019
All-time low
2,985 current US$ per square kilometre
in 1982
Years of data
41
1981–2021

Adjusted savings: education expenditure (current US$), per square in Tonga, 1981–2021

5.0k10.0k15.0k20.0k25.0k1981200120211981: 3.0k current US$ per square kilometre1982: 3.0k current US$ per square kilometre1983: 3.7k current US$ per square kilometre1984: 4.0k current US$ per square kilometre1985: 3.5k current US$ per square kilometre1986: 4.1k current US$ per square kilometre1987: 4.7k current US$ per square kilometre1988: 6.9k current US$ per square kilometre1989: 6.7k current US$ per square kilometre1990: 7.0k current US$ per square kilometre1991: 8.1k current US$ per square kilometre1992: 9.0k current US$ per square kilometre1993: 9.1k current US$ per square kilometre1994: 13.3k current US$ per square kilometre1995: 13.8k current US$ per square kilometre1996: 14.7k current US$ per square kilometre1997: 14.3k current US$ per square kilometre1998: 11.6k current US$ per square kilometre1999: 11.0k current US$ per square kilometre2000: 10.2k current US$ per square kilometre2001: 8.2k current US$ per square kilometre2002: 7.6k current US$ per square kilometre2003: 8.3k current US$ per square kilometre2004: 9.5k current US$ per square kilometre2005: 10.6k current US$ per square kilometre2006: 12.1k current US$ per square kilometre2007: 12.3k current US$ per square kilometre2008: 14.3k current US$ per square kilometre2009: 13.1k current US$ per square kilometre2010: 15.4k current US$ per square kilometre2011: 17.4k current US$ per square kilometre2012: 19.7k current US$ per square kilometre2013: 18.8k current US$ per square kilometre2014: 18.0k current US$ per square kilometre2015: 18.0k current US$ per square kilometre2016: 17.2k current US$ per square kilometre2017: 19.5k current US$ per square kilometre2018: 21.1k current US$ per square kilometre2019: 22.5k current US$ per square kilometre2020: 21.4k current US$ per square kilometre2021: 20.2k current US$ per square kilometre

Source: Statizoid (derived). Measured in current US$ per square kilometre.

Analysis

In 2021, adjusted savings: education expenditure (current us$), per square in Tonga stood at 20,161 current US$ per square kilometre.

That represents a change of down 5.8% on the previous year and up 16.1% over ten years.

Over the whole period, adjusted savings: education expenditure (current us$), per square in Tonga peaked at 22,519 current US$ per square kilometre in 2019 and was at its lowest, 2,985 current US$ per square kilometre, in 1982.

Tonga ranks 94th of 194 countries on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 41 years of available data.

Adjusted savings: education expenditure (current US$), per square in Tonga, year by year

Annual values for Adjusted savings: education expenditure (current US$), per square kilometre in Tonga, 1981 to 2021.
Year current US$ per square kilometre Change
1981 3,021 current US$ per square kilometre —
1982 2,985 current US$ per square kilometre -1.2%
1983 3,721 current US$ per square kilometre +24.7%
1984 3,959 current US$ per square kilometre +6.4%
1985 3,548 current US$ per square kilometre -10.4%
1986 4,097 current US$ per square kilometre +15.4%
1987 4,724 current US$ per square kilometre +15.3%
1988 6,882 current US$ per square kilometre +45.7%
1989 6,682 current US$ per square kilometre -2.9%
1990 7,035 current US$ per square kilometre +5.3%
1991 8,123 current US$ per square kilometre +15.5%
1992 8,990 current US$ per square kilometre +10.7%
1993 9,110 current US$ per square kilometre +1.3%
1994 13,288 current US$ per square kilometre +45.9%
1995 13,790 current US$ per square kilometre +3.8%
1996 14,734 current US$ per square kilometre +6.9%
1997 14,276 current US$ per square kilometre -3.1%
1998 11,564 current US$ per square kilometre -19.0%
1999 11,039 current US$ per square kilometre -4.5%
2000 10,237 current US$ per square kilometre -7.3%
2001 8,184 current US$ per square kilometre -20.0%
2002 7,576 current US$ per square kilometre -7.4%
2003 8,266 current US$ per square kilometre +9.1%
2004 9,481 current US$ per square kilometre +14.7%
2005 10,628 current US$ per square kilometre +12.1%
2006 12,103 current US$ per square kilometre +13.9%
2007 12,338 current US$ per square kilometre +1.9%
2008 14,252 current US$ per square kilometre +15.5%
2009 13,110 current US$ per square kilometre -8.0%
2010 15,414 current US$ per square kilometre +17.6%
2011 17,358 current US$ per square kilometre +12.6%
2012 19,719 current US$ per square kilometre +13.6%
2013 18,799 current US$ per square kilometre -4.7%
2014 18,031 current US$ per square kilometre -4.1%
2015 17,968 current US$ per square kilometre -0.4%
2016 17,205 current US$ per square kilometre -4.2%
2017 19,478 current US$ per square kilometre +13.2%
2018 21,117 current US$ per square kilometre +8.4%
2019 22,519 current US$ per square kilometre +6.6%
2020 21,410 current US$ per square kilometre -4.9%
2021 20,161 current US$ per square kilometre -5.8%

Averages by decade

DecadeAverage LowestHighest Years
1980s 4,402 current US$ per square kilometre 2,985 current US$ per square kilometre 6,882 current US$ per square kilometre 9
1990s 11,195 current US$ per square kilometre 7,035 current US$ per square kilometre 14,734 current US$ per square kilometre 10
2000s 10,617 current US$ per square kilometre 7,576 current US$ per square kilometre 14,252 current US$ per square kilometre 10
2010s 18,761 current US$ per square kilometre 15,414 current US$ per square kilometre 22,519 current US$ per square kilometre 10
2020s 20,785 current US$ per square kilometre 20,161 current US$ per square kilometre 21,410 current US$ per square kilometre 2

Countries ranked near Tonga

  1. 91 Chile 22,228 current US$ per square kilometre compare
  2. 92 South Africa 22,009 current US$ per square kilometre compare
  3. 93 Iraq 21,809 current US$ per square kilometre compare
  4. 95 Indonesia 19,927 current US$ per square kilometre compare
  5. 96 Sao Tome and Principe 19,298 current US$ per square kilometre compare
  6. 97 Albania 18,351 current US$ per square kilometre compare

See the full ranking of 194 places →

More economy & growth data for Tonga

All data for Tonga →

Frequently asked questions

What is adjusted savings: education expenditure (current us$), per square in Tonga?
Adjusted savings: education expenditure (current us$), per square in Tonga was 20,161 current US$ per square kilometre in 2021, according to Statizoid (derived).
What is the highest adjusted savings: education expenditure (current us$), per square recorded in Tonga?
The highest recorded value was 22,519 current US$ per square kilometre in 2019.
What is the lowest adjusted savings: education expenditure (current us$), per square recorded in Tonga?
The lowest recorded value was 2,985 current US$ per square kilometre in 1982.
How does Tonga rank for adjusted savings: education expenditure (current us$), per square?
Tonga ranks 94th out of 194 countries with data for 2021.
Is adjusted savings: education expenditure (current us$), per square rising or falling in Tonga?
Over the last ten years it is up 16.1%. 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 Adjusted savings: education expenditure (current US$), per square kilometre. Statizoid updates them automatically from the source API.

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Adjusted savings: education expenditure (current US$), per square in Tonga. Statizoid, drawing on Statizoid (derived). Retrieved 28 September 2026, from https://economy.statizoid.com/stat/adjusted-savings-education-expenditure-current-us-per-square-kilometre/tonga/

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<a href="https://economy.statizoid.com/stat/adjusted-savings-education-expenditure-current-us-per-square-kilometre/tonga/">Adjusted savings: education expenditure (current US$), per square in Tonga</a> — Statizoid

How this figure is calculated

Adjusted savings: education expenditure (current US$) 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.

Adjusted savings: education expenditure (current US$) ÷ 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
Adjusted savings: education expenditure (current US$), per square kilometre
Unit
current US$ per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
194 places, 8,223 data points, 1970–2021
Last refreshed

Adjusted savings: education expenditure (current US$) 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.