Poultry Birds — Amount excreted in manure (N content), per capita in Tonga

Tonga: Poultry Birds — Amount excreted in manure (N content), per capita was 1.31 kg per person in 2023. ▲ Rising

Latest (2023)
1.31 kg per person
Change on year
up 0.7%
World rank
69th
of 168 countries
All-time high
1.38 kg per person
in 1988
All-time low
0.2349 kg per person
in 1973
Years of data
63
1961–2023

Poultry Birds — Amount excreted in manure (N content), per capita in Tonga, 1961–2023

0.250.50.7511.21.5196119922023

Source: Statizoid (derived). Measured in kg per person.

Analysis

The most recent figure for poultry birds — amount excreted in manure (n content), per capita in Tonga is 1.31 kg per person, measured in 2023.

The figure is up 0.7% on the previous year and up 5.3% over ten years.

Over the whole period, poultry birds — amount excreted in manure (n content), per capita in Tonga peaked at 1.38 kg per person in 1988 and was at its lowest, 0.2349 kg per person, in 1973.

That places Tonga 69th out of 168 countries with data for 2023, putting it in the middle of the range.

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

Poultry Birds — Amount excreted in manure (N content), per capita in Tonga, year by year

Annual values for Poultry Birds — Amount excreted in manure (N content), per capita in Tonga, 1961 to 2023.
Year kg per person Change
1961 0.3254 kg per person —
1962 0.3552 kg per person +9.1%
1963 0.3756 kg per person +5.8%
1964 0.402 kg per person +7.0%
1965 0.4197 kg per person +4.4%
1966 0.471 kg per person +12.2%
1967 0.6119 kg per person +29.9%
1968 0.6692 kg per person +9.4%
1969 0.5587 kg per person -16.5%
1970 0.4266 kg per person -23.6%
1971 0.3541 kg per person -17.0%
1972 0.2429 kg per person -31.4%
1973 0.2349 kg per person -3.3%
1974 0.2916 kg per person +24.1%
1975 0.5191 kg per person +78.0%
1976 0.6335 kg per person +22.0%
1977 0.4766 kg per person -24.8%
1978 0.6935 kg per person +45.5%
1979 0.665 kg per person -4.1%
1980 0.6412 kg per person -3.6%
1981 0.8505 kg per person +32.6%
1982 0.894 kg per person +5.1%
1983 0.5766 kg per person -35.5%
1984 0.5544 kg per person -3.8%
1985 1.12 kg per person +102.4%
1986 1.18 kg per person +4.9%
1987 1.25 kg per person +6.3%
1988 1.38 kg per person +10.5%
1989 1.09 kg per person -21.2%
1990 0.8494 kg per person -22.1%
1991 0.8353 kg per person -1.7%
1992 0.8722 kg per person +4.4%
1993 0.8913 kg per person +2.2%
1994 0.8907 kg per person -0.1%
1995 1.08 kg per person +21.6%
1996 1.21 kg per person +11.9%
1997 1.2 kg per person -1.0%
1998 1.19 kg per person -0.7%
1999 1.19 kg per person -0.1%
2000 1.18 kg per person -0.6%
2001 1.18 kg per person -0.6%
2002 1.17 kg per person -0.6%
2003 1.16 kg per person -0.6%
2004 1.16 kg per person -0.6%
2005 1.15 kg per person -0.4%
2006 1.15 kg per person -0.5%
2007 1.26 kg per person +10.2%
2008 1.24 kg per person -1.6%
2009 1.24 kg per person -0.4%
2010 1.24 kg per person +0.2%
2011 1.22 kg per person -1.6%
2012 1.23 kg per person +1.1%
2013 1.24 kg per person +0.9%
2014 1.23 kg per person -0.9%
2015 1.24 kg per person +0.8%
2016 1.26 kg per person +1.9%
2017 1.27 kg per person +0.7%
2018 1.28 kg per person +0.3%
2019 1.29 kg per person +0.6%
2020 1.29 kg per person +0.5%
2021 1.29 kg per person +0.2%
2022 1.3 kg per person +0.4%
2023 1.31 kg per person +0.7%

Tonga compared with similar countries

  • Tonga's 1.31 kg per person is below the median for upper middle income countries, which is 1.4 kg per person, 94% of the median. (50 countries reporting)
  • Tonga's 1.31 kg per person is above the median for East Asia & Pacific, which is 1.09 kg per person, 1.2× the median. (23 countries reporting)

Biggest year-on-year movements

Years where Poultry Birds — Amount excreted in manure (N content), per capita 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 +102.4% 0.5544 kg per person 1.12 kg per person
1975 +78.0% 0.2916 kg per person 0.5191 kg per person
1978 +45.5% 0.4766 kg per person 0.6935 kg per person
1983 -35.5% 0.894 kg per person 0.5766 kg per person

Averages by decade

DecadeAverage LowestHighest Years
1960s 0.4654 kg per person 0.3254 kg per person 0.6692 kg per person 9
1970s 0.4538 kg per person 0.2349 kg per person 0.6935 kg per person 10
1980s 0.954 kg per person 0.5544 kg per person 1.38 kg per person 10
1990s 1.02 kg per person 0.8353 kg per person 1.21 kg per person 10
2000s 1.19 kg per person 1.15 kg per person 1.26 kg per person 10
2010s 1.25 kg per person 1.22 kg per person 1.29 kg per person 10
2020s 1.3 kg per person 1.29 kg per person 1.31 kg per person 4

Countries ranked near Tonga

  1. 66 Bosnia and Herzegovina 1.36 kg per person compare
  2. 67 Bulgaria 1.35 kg per person compare
  3. 68 Croatia 1.34 kg per person compare
  4. 70 Dominica 1.3 kg per person compare
  5. 71 South Sudan 1.29 kg per person compare
  6. 72 El Salvador 1.26 kg per person compare

See the full ranking of 170 places →

More environment data for Tonga

All data for Tonga →

Frequently asked questions

What is poultry birds — amount excreted in manure (n content), per capita in Tonga?
Poultry birds — amount excreted in manure (n content), per capita in Tonga was 1.31 kg per person in 2023, according to Statizoid (derived).
What is the highest poultry birds — amount excreted in manure (n content), per capita recorded in Tonga?
The highest recorded value was 1.38 kg per person in 1988.
What is the lowest poultry birds — amount excreted in manure (n content), per capita recorded in Tonga?
The lowest recorded value was 0.2349 kg per person in 1973.
How does Tonga rank for poultry birds — amount excreted in manure (n content), per capita?
Tonga ranks 69th out of 168 countries with data for 2023.
Is poultry birds — amount excreted in manure (n content), per capita rising or falling in Tonga?
Over the last ten years it is up 5.3%. 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 Poultry Birds — Amount excreted in manure (N content), per capita. Statizoid updates them automatically from the source API.

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Poultry Birds — Amount excreted in manure (N content), per capita in Tonga. Statizoid, drawing on Statizoid (derived). Retrieved 10 October 2026, from https://environment.statizoid.com/stat/poultry-birds-amount-excreted-in-manure-n-content-per-capita/tonga/

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How this figure is calculated

Poultry Birds — Amount excreted in manure (N content) divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.

Poultry Birds — Amount excreted in manure (N content) ÷ Population, total

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
Poultry Birds — Amount excreted in manure (N content), per capita
Unit
kg per person
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
170 places, 9,701 data points, 1961–2023
Last refreshed

Poultry Birds — Amount excreted in manure (N content) divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.