Swine — Manure applied to soils that leaches (N content), per square in Samoa

Samoa: Swine — Manure applied to soils that leaches (N content), per square was 63.41 kg per square kilometre in 2023. ▲ Rising

Latest (2023)
63.41 kg per square kilometre
Change on year
down 7.6%
World rank
32nd
of 149 countries
All-time high
131.24 kg per square kilometre
in 2001
All-time low
19.59 kg per square kilometre
in 1962
Years of data
63
1961–2023

Swine — Manure applied to soils that leaches (N content), per square in Samoa, 1961–2023

255075100125196119922023

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

Analysis

The most recent figure for swine — manure applied to soils that leaches (n content), per square in Samoa is 63.41 kg per square kilometre, measured in 2023.

The figure is down 7.6% on the previous year and down 44.5% over ten years.

Over the whole period, swine — manure applied to soils that leaches (n content), per square in Samoa peaked at 131.24 kg per square kilometre in 2001 and was at its lowest, 19.59 kg per square kilometre, in 1962.

Samoa ranks 32nd of 149 countries on this measure, in the top quarter.

The long-run direction has been consistently rising across the 63 years of available data.

Swine — Manure applied to soils that leaches (N content), per square in Samoa, year by year

Annual values for Swine — Manure applied to soils that leaches (N content), per square kilometre in Samoa, 1961 to 2023.
Year kg per square kilometre Change
1961 19.63 kg per square kilometre —
1962 19.59 kg per square kilometre -0.2%
1963 23.45 kg per square kilometre +19.7%
1964 23.51 kg per square kilometre +0.3%
1965 23.51 kg per square kilometre +0.0%
1966 24.81 kg per square kilometre +5.6%
1967 26.12 kg per square kilometre +5.3%
1968 27.19 kg per square kilometre +4.1%
1969 28.05 kg per square kilometre +3.2%
1970 29.45 kg per square kilometre +5.0%
1971 29.06 kg per square kilometre -1.4%
1972 28.73 kg per square kilometre -1.1%
1973 28.55 kg per square kilometre -0.6%
1974 30.03 kg per square kilometre +5.2%
1975 31.99 kg per square kilometre +6.5%
1976 32.65 kg per square kilometre +2.0%
1977 33.95 kg per square kilometre +4.0%
1978 35.91 kg per square kilometre +5.8%
1979 35.91 kg per square kilometre +0.0%
1980 45.7 kg per square kilometre +27.3%
1981 56.8 kg per square kilometre +24.3%
1982 68.56 kg per square kilometre +20.7%
1983 75.09 kg per square kilometre +9.5%
1984 84.88 kg per square kilometre +13.0%
1985 97.94 kg per square kilometre +15.4%
1986 114.26 kg per square kilometre +16.7%
1987 125.89 kg per square kilometre +10.2%
1988 125.89 kg per square kilometre +0.0%
1989 123.93 kg per square kilometre -1.6%
1990 120.79 kg per square kilometre -2.5%
1991 117.53 kg per square kilometre -2.7%
1992 114.26 kg per square kilometre -2.8%
1993 116.22 kg per square kilometre +1.7%
1994 116.74 kg per square kilometre +0.4%
1995 111 kg per square kilometre -4.9%
1996 111 kg per square kilometre +0.0%
1997 111 kg per square kilometre +0.0%
1998 111 kg per square kilometre +0.0%
1999 109.25 kg per square kilometre -1.6%
2000 111 kg per square kilometre +1.6%
2001 131.24 kg per square kilometre +18.2%
2002 131.24 kg per square kilometre +0.0%
2003 131.24 kg per square kilometre +0.0%
2004 131.24 kg per square kilometre +0.0%
2005 131.24 kg per square kilometre +0.0%
2006 131.24 kg per square kilometre +0.0%
2007 119.71 kg per square kilometre -8.8%
2008 115.46 kg per square kilometre -3.5%
2009 99.34 kg per square kilometre -14.0%
2010 111.81 kg per square kilometre +12.5%
2011 112.69 kg per square kilometre +0.8%
2012 113.48 kg per square kilometre +0.7%
2013 114.31 kg per square kilometre +0.7%
2014 112.88 kg per square kilometre -1.3%
2015 110.08 kg per square kilometre -2.5%
2016 103.61 kg per square kilometre -5.9%
2017 93.35 kg per square kilometre -9.9%
2018 78.64 kg per square kilometre -15.8%
2019 60.97 kg per square kilometre -22.5%
2020 45.6 kg per square kilometre -25.2%
2021 76.21 kg per square kilometre +67.1%
2022 68.59 kg per square kilometre -10.0%
2023 63.41 kg per square kilometre -7.6%

Samoa compared with similar countries

  • Samoa's 63.41 kg per square kilometre is above the median for upper middle income countries, which is 18.31 kg per square kilometre, 3.5× the median. (47 countries reporting)
  • Samoa's 63.41 kg per square kilometre is above the median for East Asia & Pacific, which is 11.93 kg per square kilometre, 5.3× the median. (23 countries reporting)

Biggest year-on-year movements

Years where Swine — Manure applied to soils that leaches (N content), per square 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
2021 +67.1% 45.6 kg per square kilometre 76.21 kg per square kilometre

Averages by decade

DecadeAverage LowestHighest Years
1960s 23.98 kg per square kilometre 19.59 kg per square kilometre 28.05 kg per square kilometre 9
1970s 31.62 kg per square kilometre 28.55 kg per square kilometre 35.91 kg per square kilometre 10
1980s 91.89 kg per square kilometre 45.7 kg per square kilometre 125.89 kg per square kilometre 10
1990s 113.88 kg per square kilometre 109.25 kg per square kilometre 120.79 kg per square kilometre 10
2000s 123.29 kg per square kilometre 99.34 kg per square kilometre 131.24 kg per square kilometre 10
2010s 101.18 kg per square kilometre 60.97 kg per square kilometre 114.31 kg per square kilometre 10
2020s 63.46 kg per square kilometre 45.6 kg per square kilometre 76.21 kg per square kilometre 4

Countries ranked near Samoa

  1. 29 Guinea-Bissau 69.58 kg per square kilometre compare
  2. 30 Cuba 69.42 kg per square kilometre compare
  3. 31 Saint Vincent and the Grenadines 64.78 kg per square kilometre compare
  4. 33 Serbia 60.79 kg per square kilometre compare
  5. 34 Luxembourg 60.47 kg per square kilometre compare
  6. 35 Grenada 58.31 kg per square kilometre compare

See the full ranking of 151 places →

More environment data for Samoa

All data for Samoa →

Frequently asked questions

What is swine — manure applied to soils that leaches (n content), per square in Samoa?
Swine — manure applied to soils that leaches (n content), per square in Samoa was 63.41 kg per square kilometre in 2023, according to Statizoid (derived).
What is the highest swine — manure applied to soils that leaches (n content), per square recorded in Samoa?
The highest recorded value was 131.24 kg per square kilometre in 2001.
What is the lowest swine — manure applied to soils that leaches (n content), per square recorded in Samoa?
The lowest recorded value was 19.59 kg per square kilometre in 1962.
How does Samoa rank for swine — manure applied to soils that leaches (n content), per square?
Samoa ranks 32nd out of 149 countries with data for 2023.
Is swine — manure applied to soils that leaches (n content), per square rising or falling in Samoa?
Over the last ten years it is down 44.5%. The long-run trend across the full record is rising.
Where does this Samoa data come from?
The figures come from Statizoid (derived), published as part of Swine — Manure applied to soils that leaches (N content), per square kilometre. Statizoid updates them automatically from the source API.

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Swine — Manure applied to soils that leaches (N content), per square in Samoa. Statizoid, drawing on Statizoid (derived). Retrieved 02 October 2026, from https://environment.statizoid.com/stat/swine-manure-applied-to-soils-that-leaches-n-content-per-square-kilometre/samoa/

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How this figure is calculated

Swine — Manure applied to soils that leaches (N content) 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.

Swine — Manure applied to soils that leaches (N content) ÷ 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
Swine — Manure applied to soils that leaches (N content), per square kilometre
Unit
kg per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
151 places, 8,689 data points, 1961–2023
Last refreshed

Swine — Manure applied to soils that leaches (N content) 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.