Spain vs Tonga: 25_SDR holdings, per square kilometre

Spain
33,240 units per square kilometre
in 2023
Tonga
34,958 units per square kilometre
in 2023
Spain rank
40th
Tonga rank
39th

25_SDR holdings, per square kilometre over time

  • Spain
  • Tonga
010.0k20.0k30.0k40.0k199020062023

How they compare

Tonga currently reports 34,958 units per square kilometre against 33,240 units per square kilometre in Spain, a difference of 1,718 units per square kilometre.

That makes Tonga's figure about 1.1 times Spain's.

The two have swapped places 3 times across 34 shared years of data; in 1990 it was Spain ahead.

Spain ranks 40th and Tonga ranks 39th of 188 countries.

Across the 4 decades both report, Spain averaged higher in 2 and Tonga in 2.

Head to head by decade

Decade Spain Tonga Difference Ahead
1990s 842.17 units per square kilometre 526.67 units per square kilometre 315.5 units per square kilometre Spain
2000s 645.94 units per square kilometre 528.83 units per square kilometre 117.1 units per square kilometre Spain
2010s 8,095 units per square kilometre 13,120 units per square kilometre 5,025 units per square kilometre Tonga
2020s 20,186 units per square kilometre 22,945 units per square kilometre 2,759 units per square kilometre Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher 25_sdr holdings, per square kilometre, Spain or Tonga?
Tonga, at 34,958 units per square kilometre against 33,240 units per square kilometre in Spain as of 2023.
What is the difference in 25_sdr holdings, per square kilometre between Spain and Tonga?
1,718 units per square kilometre, with Tonga ahead.
How many years of comparable data are there for Spain and Tonga?
34 years are reported by both, from 1990 to 2023.
How do Spain and Tonga rank globally for 25_sdr holdings, per square kilometre?
Spain ranks 40th and Tonga ranks 39th of 188 countries.
Where does this data come from?
Statizoid (derived), published as 25_SDR holdings, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Spain vs Tonga: 25_SDR holdings, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://reference.statizoid.com/compare/25-sdr-holdings-per-square-kilometre/spain/tonga/

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About this data

Indicator
25_SDR holdings, 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

25_SDR holdings 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.