11_SDR allocation, per square kilometre in Tonga

Tonga: 11_SDR allocation, per square kilometre was 37,008 units per square kilometre in 2023. ◆ Volatile

Latest (2023)
37,008 units per square kilometre
Change on year
down 2.7%
World rank
44th
of 188 countries
All-time high
38,030 units per square kilometre
in 2022
All-time low
0 units per square kilometre
in 1990
Years of data
34
1990–2023

11_SDR allocation, per square kilometre in Tonga, 1990–2023

010.0k20.0k30.0k40.0k1990200620231990: 0 units per square kilometre1991: 0 units per square kilometre1992: 0 units per square kilometre1993: 0 units per square kilometre1994: 0 units per square kilometre1995: 0 units per square kilometre1996: 0 units per square kilometre1997: 0 units per square kilometre1998: 0 units per square kilometre1999: 0 units per square kilometre2000: 0 units per square kilometre2001: 0 units per square kilometre2002: 0 units per square kilometre2003: 0 units per square kilometre2004: 0 units per square kilometre2005: 0 units per square kilometre2006: 0 units per square kilometre2007: 0 units per square kilometre2008: 0 units per square kilometre2009: 0 units per square kilometre2010: 13.9k units per square kilometre2011: 14.5k units per square kilometre2012: 14.2k units per square kilometre2013: 13.7k units per square kilometre2014: 14.1k units per square kilometre2015: 12.6k units per square kilometre2016: 12.9k units per square kilometre2017: 12.4k units per square kilometre2018: 13.3k units per square kilometre2019: 12.7k units per square kilometre2020: 12.5k units per square kilometre2021: 13.0k units per square kilometre2022: 38.0k units per square kilometre2023: 37.0k units per square kilometre

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

Analysis

Tonga recorded 37,008 units per square kilometre for 11_sdr allocation, per square kilometre in 2023.

The figure is down 2.7% on the previous year and up 170.1% over ten years.

Over the whole period, 11_sdr allocation, per square kilometre in Tonga peaked at 38,030 units per square kilometre in 2022 and was at its lowest, 0 units per square kilometre, in 1990.

Tonga ranks 44th of 188 countries on this measure, in the top quarter.

The series is highly variable year to year, so single readings are best treated with caution.

11_SDR allocation, per square kilometre in Tonga, year by year

Annual values for 11_SDR allocation, per square kilometre in Tonga, 1990 to 2023.
Year units per square kilometre Change
1990 0 units per square kilometre
1991 0 units per square kilometre
1992 0 units per square kilometre
1993 0 units per square kilometre
1994 0 units per square kilometre
1995 0 units per square kilometre
1996 0 units per square kilometre
1997 0 units per square kilometre
1998 0 units per square kilometre
1999 0 units per square kilometre
2000 0 units per square kilometre
2001 0 units per square kilometre
2002 0 units per square kilometre
2003 0 units per square kilometre
2004 0 units per square kilometre
2005 0 units per square kilometre
2006 0 units per square kilometre
2007 0 units per square kilometre
2008 0 units per square kilometre
2009 0 units per square kilometre
2010 13,877 units per square kilometre
2011 14,492 units per square kilometre +4.4%
2012 14,159 units per square kilometre -2.3%
2013 13,703 units per square kilometre -3.2%
2014 14,127 units per square kilometre +3.1%
2015 12,609 units per square kilometre -10.7%
2016 12,877 units per square kilometre +2.1%
2017 12,402 units per square kilometre -3.7%
2018 13,288 units per square kilometre +7.2%
2019 12,689 units per square kilometre -4.5%
2020 12,474 units per square kilometre -1.7%
2021 12,953 units per square kilometre +3.8%
2022 38,030 units per square kilometre +193.6%
2023 37,008 units per square kilometre -2.7%

Tonga compared with similar countries

  • Tonga's 37,008 units per square kilometre is above the median for upper middle income countries, which is 8,610 units per square kilometre, 4.3× the median. (57 countries reporting)
  • Tonga's 37,008 units per square kilometre is above the median for East Asia & Pacific, which is 11,884 units per square kilometre, 3.1× the median. (29 countries reporting)

Biggest year-on-year movements

Years where 11_SDR allocation, per square kilometre in Tonga changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2022 +193.6% 12,953 units per square kilometre 38,030 units per square kilometre

Averages by decade

DecadeAverage LowestHighest Years
1990s 0 units per square kilometre 0 units per square kilometre 0 units per square kilometre 10
2000s 0 units per square kilometre 0 units per square kilometre 0 units per square kilometre 10
2010s 13,422 units per square kilometre 12,402 units per square kilometre 14,492 units per square kilometre 10
2020s 25,116 units per square kilometre 12,474 units per square kilometre 38,030 units per square kilometre 4

Countries ranked near Tonga

  1. 41 Hungary 42,018 units per square kilometre compare
  2. 42 Portugal 40,839 units per square kilometre compare
  3. 43 Bahamas 40,214 units per square kilometre compare
  4. 45 Slovakia 36,370 units per square kilometre compare
  5. 46 Dominica 33,828 units per square kilometre compare
  6. 47 Greece 32,460 units per square kilometre compare

See the full ranking of 188 places →

More reference data data for Tonga

All data for Tonga →

Frequently asked questions

What is 11_sdr allocation, per square kilometre in Tonga?
11_sdr allocation, per square kilometre in Tonga was 37,008 units per square kilometre in 2023, according to Statizoid (derived).
What is the highest 11_sdr allocation, per square kilometre recorded in Tonga?
The highest recorded value was 38,030 units per square kilometre in 2022.
What is the lowest 11_sdr allocation, per square kilometre recorded in Tonga?
The lowest recorded value was 0 units per square kilometre in 1990.
How does Tonga rank for 11_sdr allocation, per square kilometre?
Tonga ranks 44th out of 188 countries with data for 2023.
Is 11_sdr allocation, per square kilometre rising or falling in Tonga?
Over the last ten years it is up 170.1%. The long-run trend across the full record is volatile.
Where does this Tonga data come from?
The figures come from Statizoid (derived), published as part of 11_SDR allocation, per square kilometre. Statizoid updates them automatically from the source API.

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11_SDR allocation, per square kilometre in Tonga. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://reference.statizoid.com/stat/11-sdr-allocation-per-square-kilometre/tonga/

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<a href="https://reference.statizoid.com/stat/11-sdr-allocation-per-square-kilometre/tonga/">11_SDR allocation, per square kilometre in Tonga</a> — Statizoid

How this figure is calculated

11_SDR allocation 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.

11_SDR allocation ÷ 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
11_SDR allocation, per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
188 places, 6,198 data points, 1990–2023
Last refreshed

11_SDR allocation 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.