Chickens, broilers: Manure left … left square kilometre leaches in Tonga

Tonga: Chickens, broilers: Manure left … left square kilometre leaches was 1.18 kg per square kilometre in 2023. ◆ Volatile

Latest (2023)
1.18 kg per square kilometre
Change on year
up 0.4%
World rank
102nd
of 168 countries
All-time high
1.18 kg per square kilometre
in 2023
All-time low
0.0587 kg per square kilometre
in 1973
Years of data
63
1961–2023

Chickens, broilers — Manure left on pasture that leaches (N content) in Tonga, 1961–2023

00.250.50.7511.2196119922023

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

Analysis

The most recent figure for chickens, broilers — manure left on pasture that leaches (n content) in Tonga is 1.18 kg per square kilometre, measured in 2023. That is the highest value across all 63 years on record.

That represents a change of up 0.4% on the previous year and up 3.6% over ten years.

Over the whole period, chickens, broilers — manure left on pasture that leaches (n content) in Tonga peaked at 1.18 kg per square kilometre in 2023 and was at its lowest, 0.0587 kg per square kilometre, in 1973.

That places Tonga 102nd out of 168 countries with data for 2023, putting it in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Chickens, broilers: Manure left … left square kilometre leaches in Tonga, year by year

Annual values for Chickens, broilers — Manure left on pasture that leaches (N content), per square kilometre in Tonga, 1961 to 2023.
Year kg per square kilometre Change
1961 0.1084 kg per square kilometre —
1962 0.122 kg per square kilometre +12.5%
1963 0.1355 kg per square kilometre +11.1%
1964 0.1491 kg per square kilometre +10.0%
1965 0.1626 kg per square kilometre +9.1%
1966 0.2168 kg per square kilometre +33.3%
1967 0.3614 kg per square kilometre +66.7%
1968 0.4246 kg per square kilometre +17.5%
1969 0.3162 kg per square kilometre -25.5%
1970 0.1807 kg per square kilometre -42.9%
1971 0.1445 kg per square kilometre -20.0%
1972 0.0632 kg per square kilometre -56.2%
1973 0.0587 kg per square kilometre -7.1%
1974 0.0949 kg per square kilometre +61.5%
1975 0.3342 kg per square kilometre +252.4%
1976 0.4652 kg per square kilometre +39.2%
1977 0.2665 kg per square kilometre -42.7%
1978 0.5059 kg per square kilometre +89.8%
1979 0.4472 kg per square kilometre -11.6%
1980 0.4065 kg per square kilometre -9.1%
1981 0.6233 kg per square kilometre +53.3%
1982 0.6504 kg per square kilometre +4.3%
1983 0.2349 kg per square kilometre -63.9%
1984 0.1942 kg per square kilometre -17.3%
1985 0.8492 kg per square kilometre +337.2%
1986 0.9034 kg per square kilometre +6.4%
1987 0.9802 kg per square kilometre +8.5%
1988 1.14 kg per square kilometre +16.1%
1989 0.8492 kg per square kilometre -25.4%
1990 0.5872 kg per square kilometre -30.9%
1991 0.6188 kg per square kilometre +5.4%
1992 0.6595 kg per square kilometre +6.6%
1993 0.6775 kg per square kilometre +2.7%
1994 0.6775 kg per square kilometre +0.0%
1995 0.8853 kg per square kilometre +30.7%
1996 1.02 kg per square kilometre +15.3%
1997 1.04 kg per square kilometre +1.8%
1998 1.04 kg per square kilometre +0.0%
1999 1.02 kg per square kilometre -1.7%
2000 1.02 kg per square kilometre +0.0%
2001 1.02 kg per square kilometre +0.0%
2002 1.02 kg per square kilometre +0.0%
2003 1.02 kg per square kilometre +0.0%
2004 1.02 kg per square kilometre +0.0%
2005 1.02 kg per square kilometre -0.4%
2006 1.02 kg per square kilometre +0.0%
2007 1.1 kg per square kilometre +8.0%
2008 1.14 kg per square kilometre +4.1%
2009 1.15 kg per square kilometre +0.8%
2010 1.14 kg per square kilometre -1.2%
2011 1.12 kg per square kilometre -1.6%
2012 1.13 kg per square kilometre +0.8%
2013 1.14 kg per square kilometre +0.8%
2014 1.17 kg per square kilometre +2.8%
2015 1.17 kg per square kilometre +0.4%
2016 1.14 kg per square kilometre -2.7%
2017 1.15 kg per square kilometre +0.8%
2018 1.16 kg per square kilometre +0.8%
2019 1.17 kg per square kilometre +0.4%
2020 1.17 kg per square kilometre +0.8%
2021 1.17 kg per square kilometre +0.0%
2022 1.17 kg per square kilometre +0.0%
2023 1.18 kg per square kilometre +0.4%

Biggest year-on-year movements

Years where Chickens, broilers: Manure left … left square kilometre leaches 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
1985 +337.2% 0.1942 kg per square kilometre 0.8492 kg per square kilometre
1975 +252.4% 0.0949 kg per square kilometre 0.3342 kg per square kilometre
1978 +89.8% 0.2665 kg per square kilometre 0.5059 kg per square kilometre
1967 +66.7% 0.2168 kg per square kilometre 0.3614 kg per square kilometre
1983 -63.9% 0.6504 kg per square kilometre 0.2349 kg per square kilometre
1974 +61.5% 0.0587 kg per square kilometre 0.0949 kg per square kilometre

Averages by decade

DecadeAverage LowestHighest Years
1960s 0.2218 kg per square kilometre 0.1084 kg per square kilometre 0.4246 kg per square kilometre 9
1970s 0.2561 kg per square kilometre 0.0587 kg per square kilometre 0.5059 kg per square kilometre 10
1980s 0.683 kg per square kilometre 0.1942 kg per square kilometre 1.14 kg per square kilometre 10
1990s 0.8225 kg per square kilometre 0.5872 kg per square kilometre 1.04 kg per square kilometre 10
2000s 1.05 kg per square kilometre 1.02 kg per square kilometre 1.15 kg per square kilometre 10
2010s 1.15 kg per square kilometre 1.12 kg per square kilometre 1.17 kg per square kilometre 10
2020s 1.18 kg per square kilometre 1.17 kg per square kilometre 1.18 kg per square kilometre 4

Countries ranked near Tonga

  1. 99 Libya 1.39 kg per square kilometre compare
  2. 100 Turkmenistan 1.24 kg per square kilometre compare
  3. 101 Niger 1.18 kg per square kilometre compare
  4. 103 Suriname 1.14 kg per square kilometre compare
  5. 104 Argentina 1.03 kg per square kilometre compare
  6. 105 Equatorial Guinea 1.02 kg per square kilometre compare

See the full ranking of 170 places →

More environment data for Tonga

All data for Tonga →

Frequently asked questions

What is chickens, broilers — manure left on pasture that leaches (n content) in Tonga?
Chickens, broilers — manure left on pasture that leaches (n content) in Tonga was 1.18 kg per square kilometre in 2023, according to Statizoid (derived).
What is the highest chickens, broilers — manure left on pasture that leaches (n content) recorded in Tonga?
The highest recorded value was 1.18 kg per square kilometre in 2023.
What is the lowest chickens, broilers — manure left on pasture that leaches (n content) recorded in Tonga?
The lowest recorded value was 0.0587 kg per square kilometre in 1973.
How does Tonga rank for chickens, broilers — manure left on pasture that leaches (n content)?
Tonga ranks 102nd out of 168 countries with data for 2023.
Is chickens, broilers — manure left on pasture that leaches (n content) rising or falling in Tonga?
Over the last ten years it is up 3.6%. The long-run trend across the full record is volatile.
Where does this Tonga data come from?
The figures come from Statizoid (derived), published as part of Chickens, broilers — Manure left on pasture that leaches (N content), per square kilometre. Statizoid updates them automatically from the source API.

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Chickens, broilers — Manure left on pasture that leaches (N content) in Tonga. Statizoid, drawing on Statizoid (derived). Retrieved 10 October 2026, from https://environment.statizoid.com/stat/chickens-broilers-manure-left-on-pasture-that-leaches-n-content-per-square-kilometre/tonga/

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<a href="https://environment.statizoid.com/stat/chickens-broilers-manure-left-on-pasture-that-leaches-n-content-per-square-kilometre/tonga/">Chickens, broilers — Manure left on pasture that leaches (N content) in Tonga</a> — Statizoid

How this figure is calculated

Chickens, broilers — Manure left on pasture 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.

Chickens, broilers — Manure left on pasture 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
Chickens, broilers — Manure left on pasture 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
170 places, 9,696 data points, 1961–2023
Last refreshed

Chickens, broilers — Manure left on pasture 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.