Tonga vs Upper middle income: Net financial flows, IDA (NFL, current US$), per square kilometre

Tonga
538.89 NFL, current US$ per square kilometre
in 2023
Upper middle income
-3.03 NFL, current US$ per square kilometre
in 2023
Tonga rank
34th
Upper middle income rank
32nd

Net financial flows, IDA (NFL, current US$), per square kilometre over time

  • Tonga
  • Upper middle income
02.0k4.0k6.0k8.0k197019962023

How they compare

Tonga currently reports 538.89 NFL, current US$ per square kilometre against -3.03 NFL, current US$ per square kilometre in Upper middle income, a difference of 541.92 NFL, current US$ per square kilometre.

That makes Tonga's figure about 177.8 times Upper middle income's.

The two have swapped places 6 times across 36 shared years of data; in 1988 it was Tonga ahead.

Tonga ranks 34th and Upper middle income ranks 32nd of 114 countries.

Tonga has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade Tonga Upper middle income Difference Ahead
1980s 1,043 NFL, current US$ per square kilometre 13.31 NFL, current US$ per square kilometre 1,030 NFL, current US$ per square kilometre Tonga
1990s 393.06 NFL, current US$ per square kilometre 20.06 NFL, current US$ per square kilometre 373 NFL, current US$ per square kilometre Tonga
2000s 2,406 NFL, current US$ per square kilometre 11.28 NFL, current US$ per square kilometre 2,395 NFL, current US$ per square kilometre Tonga
2010s 3,204 NFL, current US$ per square kilometre -20.06 NFL, current US$ per square kilometre 3,224 NFL, current US$ per square kilometre Tonga
2020s 8.33 NFL, current US$ per square kilometre -5.11 NFL, current US$ per square kilometre 13.45 NFL, current US$ per square kilometre Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher net financial flows, ida (nfl, current us$), per square kilometre, Tonga or Upper middle income?
Tonga, at 538.89 NFL, current US$ per square kilometre against -3.03 NFL, current US$ per square kilometre in Upper middle income as of 2023.
What is the difference in net financial flows, ida (nfl, current us$), per square kilometre between Tonga and Upper middle income?
541.92 NFL, current US$ per square kilometre, with Tonga ahead.
How many years of comparable data are there for Tonga and Upper middle income?
36 years are reported by both, from 1988 to 2023.
How do Tonga and Upper middle income rank globally for net financial flows, ida (nfl, current us$), per square kilometre?
Tonga ranks 34th and Upper middle income ranks 32nd of 114 countries.
Where does this data come from?
Statizoid (derived), published as Net financial flows, IDA (NFL, current US$), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Tonga vs Upper middle income: Net financial flows, IDA (NFL, current US$), per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 22 August 2026, from https://debt.statizoid.com/compare/net-financial-flows-ida-nfl-current-us-per-square-kilometre/tonga/upper-middle-income/

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About this data

Indicator
Net financial flows, IDA (NFL, current US$), per square kilometre
Unit
NFL, current US$ per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
151 places, 6,729 data points, 1970–2023
Last refreshed

Net financial flows, IDA (NFL, 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.