Poultry Birds — Manure applied to soils (N content), per square in Tonga
Tonga: Poultry Birds — Manure applied to soils (N content), per square was 184.4 kg per square kilometre in 2023. ▲ Rising
Poultry Birds — Manure applied to soils (N content), per square in Tonga, 1961–2023
Source: Statizoid (derived). Measured in kg per square kilometre.
Analysis
Tonga recorded 184.4 kg per square kilometre for poultry birds — manure applied to soils (n content), per square in 2023. That is the highest value across all 63 years on record.
That represents a change of up 0.3% on the previous year and up 2.8% over ten years.
Over the whole period, poultry birds — manure applied to soils (n content), per square in Tonga peaked at 184.4 kg per square kilometre in 2023 and was at its lowest, 28.1 kg per square kilometre, in 1973.
Tonga ranks 34th of 168 countries on this measure, in the top quarter.
The long-run direction has been consistently rising across the 63 years of available data.
Poultry Birds — Manure applied to soils (N content), per square in Tonga, year by year
| Year | kg per square kilometre | Change |
|---|---|---|
| 1961 | 29.83 kg per square kilometre | — |
| 1962 | 33.47 kg per square kilometre | +12.2% |
| 1963 | 36.38 kg per square kilometre | +8.7% |
| 1964 | 40.02 kg per square kilometre | +10.0% |
| 1965 | 42.93 kg per square kilometre | +7.3% |
| 1966 | 49.5 kg per square kilometre | +15.3% |
| 1967 | 65.8 kg per square kilometre | +32.9% |
| 1968 | 73.34 kg per square kilometre | +11.5% |
| 1969 | 62.38 kg per square kilometre | -14.9% |
| 1970 | 48.5 kg per square kilometre | -22.2% |
| 1971 | 40.98 kg per square kilometre | -15.5% |
| 1972 | 28.59 kg per square kilometre | -30.2% |
| 1973 | 28.1 kg per square kilometre | -1.7% |
| 1974 | 35.63 kg per square kilometre | +26.8% |
| 1975 | 65.06 kg per square kilometre | +82.6% |
| 1976 | 81.35 kg per square kilometre | +25.0% |
| 1977 | 62.11 kg per square kilometre | -23.7% |
| 1978 | 90.81 kg per square kilometre | +46.2% |
| 1979 | 87.39 kg per square kilometre | -3.8% |
| 1980 | 84.46 kg per square kilometre | -3.4% |
| 1981 | 112.18 kg per square kilometre | +32.8% |
| 1982 | 118 kg per square kilometre | +5.2% |
| 1983 | 76.12 kg per square kilometre | -35.5% |
| 1984 | 73.19 kg per square kilometre | -3.8% |
| 1985 | 148.13 kg per square kilometre | +102.4% |
| 1986 | 155.43 kg per square kilometre | +4.9% |
| 1987 | 165.88 kg per square kilometre | +6.7% |
| 1988 | 184.37 kg per square kilometre | +11.1% |
| 1989 | 145.96 kg per square kilometre | -20.8% |
| 1990 | 114.09 kg per square kilometre | -21.8% |
| 1991 | 112.42 kg per square kilometre | -1.5% |
| 1992 | 117.53 kg per square kilometre | +4.5% |
| 1993 | 120.2 kg per square kilometre | +2.3% |
| 1994 | 120.2 kg per square kilometre | +0.0% |
| 1995 | 146.22 kg per square kilometre | +21.6% |
| 1996 | 163.73 kg per square kilometre | +12.0% |
| 1997 | 162.78 kg per square kilometre | -0.6% |
| 1998 | 162.78 kg per square kilometre | +0.0% |
| 1999 | 163.73 kg per square kilometre | +0.6% |
| 2000 | 163.73 kg per square kilometre | +0.0% |
| 2001 | 163.73 kg per square kilometre | +0.0% |
| 2002 | 163.73 kg per square kilometre | +0.0% |
| 2003 | 163.73 kg per square kilometre | +0.0% |
| 2004 | 163.73 kg per square kilometre | +0.0% |
| 2005 | 163.97 kg per square kilometre | +0.1% |
| 2006 | 163.97 kg per square kilometre | +0.0% |
| 2007 | 181.44 kg per square kilometre | +10.7% |
| 2008 | 179.05 kg per square kilometre | -1.3% |
| 2009 | 178.57 kg per square kilometre | -0.3% |
| 2010 | 179.29 kg per square kilometre | +0.4% |
| 2011 | 176.62 kg per square kilometre | -1.5% |
| 2012 | 178.32 kg per square kilometre | +1.0% |
| 2013 | 179.29 kg per square kilometre | +0.5% |
| 2014 | 176.89 kg per square kilometre | -1.3% |
| 2015 | 177.38 kg per square kilometre | +0.3% |
| 2016 | 179.78 kg per square kilometre | +1.4% |
| 2017 | 180.75 kg per square kilometre | +0.5% |
| 2018 | 181.72 kg per square kilometre | +0.5% |
| 2019 | 182.94 kg per square kilometre | +0.7% |
| 2020 | 183.91 kg per square kilometre | +0.5% |
| 2021 | 183.91 kg per square kilometre | +0.0% |
| 2022 | 183.91 kg per square kilometre | +0.0% |
| 2023 | 184.4 kg per square kilometre | +0.3% |
Biggest year-on-year movements
Years where Poultry Birds — Manure applied to soils (N content), per square 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.
| Year | Change | From | To |
|---|---|---|---|
| 1985 | +102.4% | 73.19 kg per square kilometre | 148.13 kg per square kilometre |
| 1975 | +82.6% | 35.63 kg per square kilometre | 65.06 kg per square kilometre |
| 1978 | +46.2% | 62.11 kg per square kilometre | 90.81 kg per square kilometre |
| 1983 | -35.5% | 118 kg per square kilometre | 76.12 kg per square kilometre |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 48.18 kg per square kilometre | 29.83 kg per square kilometre | 73.34 kg per square kilometre | 9 |
| 1970s | 56.85 kg per square kilometre | 28.1 kg per square kilometre | 90.81 kg per square kilometre | 10 |
| 1980s | 126.37 kg per square kilometre | 73.19 kg per square kilometre | 184.37 kg per square kilometre | 10 |
| 1990s | 138.37 kg per square kilometre | 112.42 kg per square kilometre | 163.73 kg per square kilometre | 10 |
| 2000s | 168.57 kg per square kilometre | 163.73 kg per square kilometre | 181.44 kg per square kilometre | 10 |
| 2010s | 179.3 kg per square kilometre | 176.62 kg per square kilometre | 182.94 kg per square kilometre | 10 |
| 2020s | 184.03 kg per square kilometre | 183.91 kg per square kilometre | 184.4 kg per square kilometre | 4 |
Countries ranked near Tonga
- 31 Spain 200.38 kg per square kilometre compare
- 32 Philippines 190.64 kg per square kilometre compare
- 33 China 184.77 kg per square kilometre compare
- 35 Saint Lucia 180.62 kg per square kilometre compare
- 36 Ecuador 155.78 kg per square kilometre compare
- 37 Romania 150.3 kg per square kilometre compare
More environment data for Tonga
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.234 °C (2025)
- Temperature change 0.858 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 3.06 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per unit 0 Mt CO2e per US$ of GDP (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), annual growth rate 0.1689 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Building (Energy) (Mt CO2e), annual 0 % change on previous year (2024)
Frequently asked questions
- What is poultry birds — manure applied to soils (n content), per square in Tonga?
- Poultry birds — manure applied to soils (n content), per square in Tonga was 184.4 kg per square kilometre in 2023, according to Statizoid (derived).
- What is the highest poultry birds — manure applied to soils (n content), per square recorded in Tonga?
- The highest recorded value was 184.4 kg per square kilometre in 2023.
- What is the lowest poultry birds — manure applied to soils (n content), per square recorded in Tonga?
- The lowest recorded value was 28.1 kg per square kilometre in 1973.
- How does Tonga rank for poultry birds — manure applied to soils (n content), per square?
- Tonga ranks 34th out of 168 countries with data for 2023.
- Is poultry birds — manure applied to soils (n content), per square rising or falling in Tonga?
- Over the last ten years it is up 2.8%. 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 — Manure applied to soils (N content), per square kilometre. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 63 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Poultry Birds — Manure applied to soils (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.
Poultry Birds — Manure applied to soils (N content) ÷ Land area (sq. km)
Computed from
- Poultry Birds — Manure applied to soils Food and Agriculture Organization of the United Nations
- Land area FAOSTAT, Food and Agriculture Organization of the United Nations (FAO)
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
Poultry Birds — Manure applied to soils (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.