Swine, market — Manure applied to soils that volatilises (N content) in Tonga

Tonga: Swine, market — Manure applied to soils that volatilises (N content) was 103.65 kg per square kilometre in 2023. ▲ Rising

Latest (2023)
103.65 kg per square kilometre
Change on year
up 0.1%
World rank
11th
of 149 countries
All-time high
147.96 kg per square kilometre
in 1988
All-time low
22.47 kg per square kilometre
in 1961
Years of data
63
1961–2023

Swine, market — Manure applied to soils that volatilises (N content) in Tonga, 1961–2023

050100150196119922023

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

Analysis

The most recent figure for swine, market — manure applied to soils that volatilises (n content) in Tonga is 103.65 kg per square kilometre, measured in 2023.

Compared with earlier readings it is up 0.1% on the previous year and up 1.9% over ten years.

Over the whole period, swine, market — manure applied to soils that volatilises (n content) in Tonga peaked at 147.96 kg per square kilometre in 1988 and was at its lowest, 22.47 kg per square kilometre, in 1961.

Tonga ranks 11th of 149 countries on this measure, in the top 10%.

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

Swine, market — Manure applied to soils that volatilises (N content) in Tonga, year by year

Annual values for Swine, market — Manure applied to soils that volatilises (N content), per square kilometre in Tonga, 1961 to 2023.
Year kg per square kilometre Change
1961 22.47 kg per square kilometre —
1962 33.81 kg per square kilometre +50.4%
1963 32.74 kg per square kilometre -3.2%
1964 32.4 kg per square kilometre -1.0%
1965 34.56 kg per square kilometre +6.7%
1966 44.34 kg per square kilometre +28.3%
1967 37.2 kg per square kilometre -16.1%
1968 39.48 kg per square kilometre +6.1%
1969 41.55 kg per square kilometre +5.2%
1970 45.22 kg per square kilometre +8.8%
1971 40.87 kg per square kilometre -9.6%
1972 39.46 kg per square kilometre -3.4%
1973 49.32 kg per square kilometre +25.0%
1974 58.01 kg per square kilometre +17.6%
1975 62.02 kg per square kilometre +6.9%
1976 81.28 kg per square kilometre +31.0%
1977 98.42 kg per square kilometre +21.1%
1978 121.02 kg per square kilometre +23.0%
1979 121.39 kg per square kilometre +0.3%
1980 123.3 kg per square kilometre +1.6%
1981 145.49 kg per square kilometre +18.0%
1982 128.23 kg per square kilometre -11.9%
1983 105.4 kg per square kilometre -17.8%
1984 80.97 kg per square kilometre -23.2%
1985 99.69 kg per square kilometre +23.1%
1986 110.97 kg per square kilometre +11.3%
1987 129.47 kg per square kilometre +16.7%
1988 147.96 kg per square kilometre +14.3%
1989 115.54 kg per square kilometre -21.9%
1990 115.53 kg per square kilometre -0.0%
1991 115.53 kg per square kilometre +0.0%
1992 115.9 kg per square kilometre +0.3%
1993 115.29 kg per square kilometre -0.5%
1994 110.97 kg per square kilometre -3.7%
1995 99.69 kg per square kilometre -10.2%
1996 99.87 kg per square kilometre +0.2%
1997 99.87 kg per square kilometre +0.0%
1998 99.87 kg per square kilometre +0.0%
1999 99.87 kg per square kilometre +0.0%
2000 99.87 kg per square kilometre +0.0%
2001 99.87 kg per square kilometre +0.0%
2002 99.87 kg per square kilometre +0.0%
2003 99.87 kg per square kilometre +0.0%
2004 99.87 kg per square kilometre +0.0%
2005 99.87 kg per square kilometre +0.0%
2006 99.87 kg per square kilometre +0.0%
2007 100.12 kg per square kilometre +0.2%
2008 100.12 kg per square kilometre +0.0%
2009 100.12 kg per square kilometre +0.0%
2010 100.12 kg per square kilometre +0.0%
2011 100.12 kg per square kilometre +0.0%
2012 101.11 kg per square kilometre +1.0%
2013 101.72 kg per square kilometre +0.6%
2014 102.34 kg per square kilometre +0.6%
2015 102.78 kg per square kilometre +0.4%
2016 103.02 kg per square kilometre +0.2%
2017 103.27 kg per square kilometre +0.2%
2018 103.49 kg per square kilometre +0.2%
2019 103.65 kg per square kilometre +0.2%
2020 103.24 kg per square kilometre -0.4%
2021 103.45 kg per square kilometre +0.2%
2022 103.55 kg per square kilometre +0.1%
2023 103.65 kg per square kilometre +0.1%

Tonga compared with similar countries

  • Tonga's 103.65 kg per square kilometre is above the median for upper middle income countries, which is 9.46 kg per square kilometre, 11.0× the median. (47 countries reporting)
  • Tonga's 103.65 kg per square kilometre is above the median for East Asia & Pacific, which is 7.48 kg per square kilometre, 13.9× the median. (23 countries reporting)

Biggest year-on-year movements

Years where Swine, market — Manure applied to soils that volatilises (N content) in Tonga 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
1962 +50.4% 22.47 kg per square kilometre 33.81 kg per square kilometre
1976 +31.0% 62.02 kg per square kilometre 81.28 kg per square kilometre
1966 +28.3% 34.56 kg per square kilometre 44.34 kg per square kilometre

Averages by decade

DecadeAverage LowestHighest Years
1960s 35.4 kg per square kilometre 22.47 kg per square kilometre 44.34 kg per square kilometre 9
1970s 71.7 kg per square kilometre 39.46 kg per square kilometre 121.39 kg per square kilometre 10
1980s 118.7 kg per square kilometre 80.97 kg per square kilometre 147.96 kg per square kilometre 10
1990s 107.24 kg per square kilometre 99.69 kg per square kilometre 115.9 kg per square kilometre 10
2000s 99.95 kg per square kilometre 99.87 kg per square kilometre 100.12 kg per square kilometre 10
2010s 102.16 kg per square kilometre 100.12 kg per square kilometre 103.65 kg per square kilometre 10
2020s 103.47 kg per square kilometre 103.24 kg per square kilometre 103.65 kg per square kilometre 4

Countries ranked near Tonga

  1. 8 Nauru 134.45 kg per square kilometre compare
  2. 9 Malta 130.02 kg per square kilometre compare
  3. 10 Sao Tome and Principe 124.45 kg per square kilometre compare
  4. 12 Haiti 97.3 kg per square kilometre compare
  5. 13 Cyprus 86.2 kg per square kilometre compare
  6. 14 Spain 78.64 kg per square kilometre compare

See the full ranking of 151 places →

More environment data for Tonga

All data for Tonga →

Frequently asked questions

What is swine, market — manure applied to soils that volatilises (n content) in Tonga?
Swine, market — manure applied to soils that volatilises (n content) in Tonga was 103.65 kg per square kilometre in 2023, according to Statizoid (derived).
What is the highest swine, market — manure applied to soils that volatilises (n content) recorded in Tonga?
The highest recorded value was 147.96 kg per square kilometre in 1988.
What is the lowest swine, market — manure applied to soils that volatilises (n content) recorded in Tonga?
The lowest recorded value was 22.47 kg per square kilometre in 1961.
How does Tonga rank for swine, market — manure applied to soils that volatilises (n content)?
Tonga ranks 11th out of 149 countries with data for 2023.
Is swine, market — manure applied to soils that volatilises (n content) rising or falling in Tonga?
Over the last ten years it is up 1.9%. The long-run trend across the full record is rising.
Where does this Tonga data come from?
The figures come from Statizoid (derived), published as part of Swine, market — Manure applied to soils that volatilises (N content), per square kilometre. Statizoid updates them automatically from the source API.

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

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<a href="https://environment.statizoid.com/stat/swine-market-manure-applied-to-soils-that-volatilises-n-content-per-square-kilometre/tonga/">Swine, market — Manure applied to soils that volatilises (N content) in Tonga</a> — Statizoid

How this figure is calculated

Swine, market — Manure applied to soils that volatilises (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, market — Manure applied to soils that volatilises (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, market — Manure applied to soils that volatilises (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, market — Manure applied to soils that volatilises (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.