American Samoa vs Seychelles: Pm exposure 1990 2017, per square kilometre

American Samoa
0.0217 units per square kilometre
in 2023
Seychelles
0.0203 units per square kilometre
in 2023
American Samoa rank
14th
Seychelles rank
16th

Pm exposure 1990 2017, per square kilometre over time

  • American Samoa
  • Seychelles
00.010.020.03199020062023

How they compare

American Samoa currently reports 0.0217 units per square kilometre against 0.0203 units per square kilometre in Seychelles, a difference of 0.0014 units per square kilometre.

That makes American Samoa's figure about 1.1 times Seychelles's.

The two have swapped places 10 times across 34 shared years of data; in 1990 it was American Samoa ahead.

American Samoa ranks 14th and Seychelles ranks 16th of 200 countries.

American Samoa has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade American Samoa Seychelles Difference Ahead
1990s 0.0237 units per square kilometre 0.0217 units per square kilometre 0.002 units per square kilometre American Samoa
2000s 0.0235 units per square kilometre 0.0228 units per square kilometre 0.0007 units per square kilometre American Samoa
2010s 0.0213 units per square kilometre 0.021 units per square kilometre 0.0003 units per square kilometre American Samoa
2020s 0.0211 units per square kilometre 0.0198 units per square kilometre 0.0013 units per square kilometre American Samoa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher pm exposure 1990 2017, per square kilometre, American Samoa or Seychelles?
American Samoa, at 0.0217 units per square kilometre against 0.0203 units per square kilometre in Seychelles as of 2023.
What is the difference in pm exposure 1990 2017, per square kilometre between American Samoa and Seychelles?
0.0014 units per square kilometre, with American Samoa ahead.
How many years of comparable data are there for American Samoa and Seychelles?
34 years are reported by both, from 1990 to 2023.
How do American Samoa and Seychelles rank globally for pm exposure 1990 2017, per square kilometre?
American Samoa ranks 14th and Seychelles ranks 16th of 200 countries.
Where does this data come from?
Statizoid (derived), published as Pm exposure 1990 2017, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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American Samoa vs Seychelles: Pm exposure 1990 2017, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 15 November 2026, from https://reference.statizoid.com/compare/pm-exposure-1990-2017-per-square-kilometre/american-samoa/seychelles/

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About this data

Indicator
Pm exposure 1990 2017, per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
200 places, 6,650 data points, 1990–2023
Last refreshed

Pm exposure 1990 2017 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.