Sierra Leone vs Tonga: Net official flows from UN agencies, UNDP (current US$), per square

Sierra Leone
87.07 current US$ per square kilometre
in 2022
Tonga
106.79 current US$ per square kilometre
in 2018
Sierra Leone rank
30th
Tonga rank
27th

Net official flows from UN agencies, UNDP (current US$), per square over time

  • Sierra Leone
  • Tonga
02505007501.0k196819952022

How they compare

Tonga currently reports 106.79 current US$ per square kilometre against 87.07 current US$ per square kilometre in Sierra Leone, a difference of 19.72 current US$ per square kilometre.

That makes Tonga's figure about 1.2 times Sierra Leone's.

The two have swapped places 10 times across 42 shared years of data; in 1969 it was Tonga ahead.

Sierra Leone ranks 30th and Tonga ranks 27th of 175 countries.

Tonga has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade Sierra Leone Tonga Difference Ahead
1960s 16.63 current US$ per square kilometre 27.78 current US$ per square kilometre 11.15 current US$ per square kilometre Tonga
1970s 22.57 current US$ per square kilometre 240.28 current US$ per square kilometre 217.71 current US$ per square kilometre Tonga
1980s 69.22 current US$ per square kilometre 701.39 current US$ per square kilometre 632.17 current US$ per square kilometre Tonga
1990s 65.03 current US$ per square kilometre 294.44 current US$ per square kilometre 229.41 current US$ per square kilometre Tonga
2000s 36.51 current US$ per square kilometre 93.75 current US$ per square kilometre 57.24 current US$ per square kilometre Tonga
2010s 73.62 current US$ per square kilometre 137.2 current US$ per square kilometre 63.58 current US$ per square kilometre Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher net official flows from un agencies, undp (current us$), per square, Sierra Leone or Tonga?
Tonga, at 106.79 current US$ per square kilometre against 87.07 current US$ per square kilometre in Sierra Leone as of 2018.
What is the difference in net official flows from un agencies, undp (current us$), per square between Sierra Leone and Tonga?
19.72 current US$ per square kilometre, with Tonga ahead.
How many years of comparable data are there for Sierra Leone and Tonga?
42 years are reported by both, from 1969 to 2018.
How do Sierra Leone and Tonga rank globally for net official flows from un agencies, undp (current us$), per square?
Sierra Leone ranks 30th and Tonga ranks 27th of 175 countries.
Where does this data come from?
Statizoid (derived), published as Net official flows from UN agencies, UNDP (current US$), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Sierra Leone vs Tonga: Net official flows from UN agencies, UNDP (current US$), per square. Statizoid, drawing on Statizoid (derived). Retrieved 27 August 2026, from https://aid.statizoid.com/compare/net-official-flows-from-un-agencies-undp-current-us-per-square-kilometre/sierra-leone/tonga/

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About this data

Indicator
Net official flows from UN agencies, UNDP (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
222 places, 9,643 data points, 1968–2023
Last refreshed

Net official flows from UN agencies, UNDP (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.