Chickens, layers … left pasture that square kilometre volatilises in Sao Tome and Principe
Sao Tome and Principe: Chickens, layers … left pasture that square kilometre volatilises was 5.45 kg per square kilometre in 2023. ◆ Volatile
Chickens, layers — Manure left on pasture that volatilises (N) in Sao Tome and Principe, 1961–2023
Source: Statizoid (derived). Measured in kg per square kilometre.
Analysis
The most recent figure for chickens, layers — manure left on pasture that volatilises (n) in Sao Tome and Principe is 5.45 kg per square kilometre, measured in 2023.
Compared with earlier readings it is up 1.7% on the previous year and down 52.0% over ten years.
Over the whole period, chickens, layers — manure left on pasture that volatilises (n) in Sao Tome and Principe peaked at 11.36 kg per square kilometre in 2013 and was at its lowest, 1.64 kg per square kilometre, in 1961.
Sao Tome and Principe ranks 40th of 168 countries on this measure, in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Chickens, layers … left pasture that square kilometre volatilises in Sao Tome and Principe, year by year
| Year | kg per square kilometre | Change |
|---|---|---|
| 1961 | 1.64 kg per square kilometre | — |
| 1962 | 1.73 kg per square kilometre | +5.6% |
| 1963 | 1.82 kg per square kilometre | +5.3% |
| 1964 | 1.91 kg per square kilometre | +5.0% |
| 1965 | 2 kg per square kilometre | +4.8% |
| 1966 | 2.09 kg per square kilometre | +4.5% |
| 1967 | 2.18 kg per square kilometre | +4.3% |
| 1968 | 2.27 kg per square kilometre | +4.2% |
| 1969 | 2.36 kg per square kilometre | +4.0% |
| 1970 | 2.45 kg per square kilometre | +3.8% |
| 1971 | 2.55 kg per square kilometre | +3.7% |
| 1972 | 2.64 kg per square kilometre | +3.6% |
| 1973 | 2.73 kg per square kilometre | +3.4% |
| 1974 | 2.82 kg per square kilometre | +3.3% |
| 1975 | 2.91 kg per square kilometre | +3.2% |
| 1976 | 3 kg per square kilometre | +3.1% |
| 1977 | 3.09 kg per square kilometre | +3.0% |
| 1978 | 3.18 kg per square kilometre | +2.9% |
| 1979 | 3.27 kg per square kilometre | +2.9% |
| 1980 | 3.36 kg per square kilometre | +2.8% |
| 1981 | 3.45 kg per square kilometre | +2.7% |
| 1982 | 3.55 kg per square kilometre | +2.6% |
| 1983 | 3.64 kg per square kilometre | +2.6% |
| 1984 | 3.73 kg per square kilometre | +2.5% |
| 1985 | 3.82 kg per square kilometre | +2.4% |
| 1986 | 3.91 kg per square kilometre | +2.4% |
| 1987 | 3.91 kg per square kilometre | +0.0% |
| 1988 | 3.91 kg per square kilometre | +0.0% |
| 1989 | 4.09 kg per square kilometre | +4.7% |
| 1990 | 4.55 kg per square kilometre | +11.1% |
| 1991 | 5 kg per square kilometre | +10.0% |
| 1992 | 5.91 kg per square kilometre | +18.2% |
| 1993 | 6.36 kg per square kilometre | +7.7% |
| 1994 | 6.36 kg per square kilometre | +0.0% |
| 1995 | 5 kg per square kilometre | -21.4% |
| 1996 | 5.36 kg per square kilometre | +7.3% |
| 1997 | 5.73 kg per square kilometre | +6.8% |
| 1998 | 6 kg per square kilometre | +4.8% |
| 1999 | 7.09 kg per square kilometre | +18.2% |
| 2000 | 7.36 kg per square kilometre | +3.8% |
| 2001 | 7.64 kg per square kilometre | +3.7% |
| 2002 | 8 kg per square kilometre | +4.8% |
| 2003 | 8.36 kg per square kilometre | +4.5% |
| 2004 | 8.73 kg per square kilometre | +4.3% |
| 2005 | 9 kg per square kilometre | +3.1% |
| 2006 | 9.36 kg per square kilometre | +4.0% |
| 2007 | 9.36 kg per square kilometre | +0.0% |
| 2008 | 10 kg per square kilometre | +6.8% |
| 2009 | 11 kg per square kilometre | +10.0% |
| 2010 | 11.09 kg per square kilometre | +0.8% |
| 2011 | 11.18 kg per square kilometre | +0.8% |
| 2012 | 11.27 kg per square kilometre | +0.8% |
| 2013 | 11.36 kg per square kilometre | +0.8% |
| 2014 | 7.64 kg per square kilometre | -32.8% |
| 2015 | 7.73 kg per square kilometre | +1.2% |
| 2016 | 2.36 kg per square kilometre | -69.4% |
| 2017 | 3.64 kg per square kilometre | +53.8% |
| 2018 | 4.82 kg per square kilometre | +32.5% |
| 2019 | 5 kg per square kilometre | +3.8% |
| 2020 | 5.82 kg per square kilometre | +16.4% |
| 2021 | 5.18 kg per square kilometre | -10.9% |
| 2022 | 5.36 kg per square kilometre | +3.5% |
| 2023 | 5.45 kg per square kilometre | +1.7% |
Sao Tome and Principe compared with similar countries
- Sao Tome and Principe's 5.45 kg per square kilometre is above the median for lower middle income countries, which is 2.55 kg per square kilometre, 2.1× the median. (40 countries reporting)
- Sao Tome and Principe's 5.45 kg per square kilometre is above the median for Sub-Saharan Africa, which is 1.5 kg per square kilometre, 3.6× the median. (44 countries reporting)
Biggest year-on-year movements
Years where Chickens, layers … left pasture that square kilometre volatilises in Sao Tome and Principe 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 |
|---|---|---|---|
| 2016 | -69.4% | 7.73 kg per square kilometre | 2.36 kg per square kilometre |
| 2017 | +53.8% | 2.36 kg per square kilometre | 3.64 kg per square kilometre |
| 2014 | -32.8% | 11.36 kg per square kilometre | 7.64 kg per square kilometre |
| 2018 | +32.5% | 3.64 kg per square kilometre | 4.82 kg per square kilometre |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 2 kg per square kilometre | 1.64 kg per square kilometre | 2.36 kg per square kilometre | 9 |
| 1970s | 2.86 kg per square kilometre | 2.45 kg per square kilometre | 3.27 kg per square kilometre | 10 |
| 1980s | 3.74 kg per square kilometre | 3.36 kg per square kilometre | 4.09 kg per square kilometre | 10 |
| 1990s | 5.74 kg per square kilometre | 4.55 kg per square kilometre | 7.09 kg per square kilometre | 10 |
| 2000s | 8.88 kg per square kilometre | 7.36 kg per square kilometre | 11 kg per square kilometre | 10 |
| 2010s | 7.61 kg per square kilometre | 2.36 kg per square kilometre | 11.36 kg per square kilometre | 10 |
| 2020s | 5.45 kg per square kilometre | 5.18 kg per square kilometre | 5.82 kg per square kilometre | 4 |
Countries ranked near Sao Tome and Principe
- 37 Qatar 6.26 kg per square kilometre compare
- 38 Sierra Leone 6.09 kg per square kilometre compare
- 39 Saint Vincent and the Grenadines 5.57 kg per square kilometre compare
- 41 United Arab Emirates 5.08 kg per square kilometre compare
- 42 Mexico 5.05 kg per square kilometre compare
- 43 Malawi 5.01 kg per square kilometre compare
More environment data for Sao Tome and Principe
- Historical exposure to drought — Land soil moisture anomaly -16.99 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -12.85 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.214 °C (2025)
- Temperature change 1.16 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 1.4 % 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 2.5 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
Frequently asked questions
- What is chickens, layers — manure left on pasture that volatilises (n) in Sao Tome and Principe?
- Chickens, layers — manure left on pasture that volatilises (n) in Sao Tome and Principe was 5.45 kg per square kilometre in 2023, according to Statizoid (derived).
- What is the highest chickens, layers — manure left on pasture that volatilises (n) recorded in Sao Tome and Principe?
- The highest recorded value was 11.36 kg per square kilometre in 2013.
- What is the lowest chickens, layers — manure left on pasture that volatilises (n) recorded in Sao Tome and Principe?
- The lowest recorded value was 1.64 kg per square kilometre in 1961.
- How does Sao Tome and Principe rank for chickens, layers — manure left on pasture that volatilises (n)?
- Sao Tome and Principe ranks 40th out of 168 countries with data for 2023.
- Is chickens, layers — manure left on pasture that volatilises (n) rising or falling in Sao Tome and Principe?
- Over the last ten years it is down 52.0%. The long-run trend across the full record is volatile.
- Where does this Sao Tome and Principe data come from?
- The figures come from Statizoid (derived), published as part of Chickens, layers — Manure left on pasture that volatilises (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
Chickens, layers — Manure left on pasture 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.
Chickens, layers — Manure left on pasture that volatilises (N content) ÷ Land area (sq. km)
Computed from
- Chickens, layers — Manure left on pasture that volatilises 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
Chickens, layers — Manure left on pasture 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.