Pm exposure 1990 2017, per square kilometre in Samoa

Samoa: Pm exposure 1990 2017, per square kilometre was 0.0016 units per square kilometre in 2023. ▼ Falling

Latest (2023)
0.0016 units per square kilometre
Change on year
down 14.0%
World rank
42nd
of 200 countries
All-time high
0.0019 units per square kilometre
in 2022
All-time low
0.0013 units per square kilometre
in 2021
Years of data
34
1990–2023

Pm exposure 1990 2017, per square kilometre in Samoa, 1990–2023

00.0010.0010.0020.0021990200620231990: 0.002 units per square kilometre1991: 0.002 units per square kilometre1992: 0.002 units per square kilometre1993: 0.002 units per square kilometre1994: 0.002 units per square kilometre1995: 0.002 units per square kilometre1996: 0.002 units per square kilometre1997: 0.002 units per square kilometre1998: 0.002 units per square kilometre1999: 0.002 units per square kilometre2000: 0.002 units per square kilometre2001: 0.002 units per square kilometre2002: 0.002 units per square kilometre2003: 0.002 units per square kilometre2004: 0.002 units per square kilometre2005: 0.002 units per square kilometre2006: 0.002 units per square kilometre2007: 0.002 units per square kilometre2008: 0.002 units per square kilometre2009: 0.002 units per square kilometre2010: 0.002 units per square kilometre2011: 0.001 units per square kilometre2012: 0.002 units per square kilometre2013: 0.002 units per square kilometre2014: 0.002 units per square kilometre2015: 0.002 units per square kilometre2016: 0.002 units per square kilometre2017: 0.002 units per square kilometre2018: 0.002 units per square kilometre2019: 0.002 units per square kilometre2020: 0.002 units per square kilometre2021: 0.001 units per square kilometre2022: 0.002 units per square kilometre2023: 0.002 units per square kilometre

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

Analysis

Samoa recorded 0.0016 units per square kilometre for pm exposure 1990 2017, per square kilometre in 2023.

The figure is down 14.0% on the previous year and up 1.8% over ten years.

Over the whole period, pm exposure 1990 2017, per square kilometre in Samoa peaked at 0.0019 units per square kilometre in 2022 and was at its lowest, 0.0013 units per square kilometre, in 2021.

Samoa ranks 42nd of 200 countries on this measure, in the top quarter.

The long-run direction has been consistently falling across the 34 years of available data.

Pm exposure 1990 2017, per square kilometre in Samoa, year by year

Annual values for Pm exposure 1990 2017, per square kilometre in Samoa, 1990 to 2023.
Year units per square kilometre Change
1990 0.0018 units per square kilometre —
1991 0.0018 units per square kilometre -2.7%
1992 0.0018 units per square kilometre -0.4%
1993 0.0018 units per square kilometre -0.4%
1994 0.0018 units per square kilometre -0.4%
1995 0.0017 units per square kilometre -5.3%
1996 0.0017 units per square kilometre +4.8%
1997 0.0017 units per square kilometre -0.4%
1998 0.0017 units per square kilometre -0.4%
1999 0.0017 units per square kilometre -0.4%
2000 0.0018 units per square kilometre +2.1%
2001 0.0019 units per square kilometre +6.2%
2002 0.0017 units per square kilometre -7.2%
2003 0.0018 units per square kilometre +3.6%
2004 0.0017 units per square kilometre -6.0%
2005 0.0018 units per square kilometre +4.0%
2006 0.0019 units per square kilometre +6.2%
2007 0.0018 units per square kilometre -1.4%
2008 0.0018 units per square kilometre -4.4%
2009 0.0017 units per square kilometre -5.3%
2010 0.0016 units per square kilometre -2.1%
2011 0.0014 units per square kilometre -12.5%
2012 0.0016 units per square kilometre +13.5%
2013 0.0016 units per square kilometre +0.4%
2014 0.0016 units per square kilometre +1.7%
2015 0.0018 units per square kilometre +12.2%
2016 0.0016 units per square kilometre -11.4%
2017 0.0018 units per square kilometre +7.2%
2018 0.0017 units per square kilometre -5.8%
2019 0.0016 units per square kilometre -2.9%
2020 0.0016 units per square kilometre +0.7%
2021 0.0013 units per square kilometre -18.0%
2022 0.0019 units per square kilometre +44.7%
2023 0.0016 units per square kilometre -14.0%

Samoa compared with similar countries

  • Samoa's 0.0016 units per square kilometre is above the median for upper middle income countries, which is 0.0002 units per square kilometre, 6.8× the median. (58 countries reporting)
  • Samoa's 0.0016 units per square kilometre is above the median for East Asia & Pacific, which is 0.0003 units per square kilometre, 4.7× the median. (33 countries reporting)

Biggest year-on-year movements

Years where Pm exposure 1990 2017, per square kilometre in Samoa 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 +44.7% 0.0013 units per square kilometre 0.0019 units per square kilometre

Averages by decade

DecadeAverage LowestHighest Years
1990s 0.0017 units per square kilometre 0.0017 units per square kilometre 0.0018 units per square kilometre 10
2000s 0.0018 units per square kilometre 0.0017 units per square kilometre 0.0019 units per square kilometre 10
2010s 0.0016 units per square kilometre 0.0014 units per square kilometre 0.0018 units per square kilometre 10
2020s 0.0016 units per square kilometre 0.0013 units per square kilometre 0.0019 units per square kilometre 4

Countries ranked near Samoa

  1. 39 Jamaica 0.002 units per square kilometre compare
  2. 40 Cyprus 0.0017 units per square kilometre compare
  3. 41 Djibouti 0.0017 units per square kilometre compare
  4. 43 Rwanda 0.0015 units per square kilometre compare
  5. 44 Equatorial Guinea 0.0015 units per square kilometre compare
  6. 45 Brunei 0.0014 units per square kilometre compare

See the full ranking of 200 places →

More reference data data for Samoa

All data for Samoa →

Frequently asked questions

What is pm exposure 1990 2017, per square kilometre in Samoa?
Pm exposure 1990 2017, per square kilometre in Samoa was 0.0016 units per square kilometre in 2023, according to Statizoid (derived).
What is the highest pm exposure 1990 2017, per square kilometre recorded in Samoa?
The highest recorded value was 0.0019 units per square kilometre in 2022.
What is the lowest pm exposure 1990 2017, per square kilometre recorded in Samoa?
The lowest recorded value was 0.0013 units per square kilometre in 2021.
How does Samoa rank for pm exposure 1990 2017, per square kilometre?
Samoa ranks 42nd out of 200 countries with data for 2023.
Is pm exposure 1990 2017, per square kilometre rising or falling in Samoa?
Over the last ten years it is up 1.8%. The long-run trend across the full record is falling.
Where does this Samoa data come from?
The figures come from Statizoid (derived), published as part of Pm exposure 1990 2017, per square kilometre. Statizoid updates them automatically from the source API.

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Pm exposure 1990 2017, per square kilometre in Samoa. Statizoid, drawing on Statizoid (derived). Retrieved 14 November 2026, from https://reference.statizoid.com/stat/pm-exposure-1990-2017-per-square-kilometre/samoa/

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How this figure is calculated

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.

Pm exposure 1990 2017 ÷ 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
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.