Nitrogen use efficiency in Saint Kitts and Nevis
Saint Kitts and Nevis: Nitrogen use efficiency was 23.9% in 2014. ◆ Volatile
Nitrogen use efficiency in Saint Kitts and Nevis, 1961–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
In 2014, nitrogen use efficiency in Saint Kitts and Nevis stood at 23.9%.
That represents a change of down 11.0% on the previous year and down 42.2% over ten years.
Over the whole period, nitrogen use efficiency in Saint Kitts and Nevis peaked at 58.4% in 1961 and was at its lowest, 7.8%, in 2000.
That places Saint Kitts and Nevis 156th out of 205 countries with data for 2014, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Nitrogen use efficiency in Saint Kitts and Nevis, year by year
| Year | % | Change |
|---|---|---|
| 1961 | 58.4% | — |
| 1962 | 54.8% | -6.2% |
| 1963 | 47.7% | -13.0% |
| 1964 | 50.2% | +5.2% |
| 1965 | 48.1% | -4.3% |
| 1966 | 47.7% | -0.8% |
| 1967 | 36.6% | -23.3% |
| 1968 | 35.3% | -3.5% |
| 1969 | 25.4% | -28.1% |
| 1970 | 32.9% | +29.8% |
| 1971 | 28.2% | -14.2% |
| 1972 | 25.6% | -9.3% |
| 1973 | 25.1% | -2.1% |
| 1974 | 25.6% | +2.0% |
| 1975 | 21.0% | -17.9% |
| 1976 | 28.0% | +33.3% |
| 1977 | 28.5% | +1.8% |
| 1978 | 28.7% | +0.7% |
| 1979 | 28.8% | +0.5% |
| 1980 | 26.9% | -6.7% |
| 1981 | 22.6% | -16.0% |
| 1982 | 22.6% | -0.3% |
| 1983 | 19.0% | -15.5% |
| 1984 | 17.3% | -9.1% |
| 1985 | 15.7% | -9.4% |
| 1986 | 15.0% | -4.1% |
| 1987 | 15.3% | +1.5% |
| 1988 | 15.8% | +3.3% |
| 1989 | 16.8% | +6.6% |
| 1990 | 13.3% | -20.7% |
| 1991 | 12.1% | -8.9% |
| 1992 | 15.8% | +30.5% |
| 1993 | 9.2% | -41.8% |
| 1994 | 8.9% | -3.0% |
| 1995 | 9.5% | +6.5% |
| 1996 | 10.3% | +8.3% |
| 1997 | 11.9% | +15.3% |
| 1998 | 9.8% | -17.2% |
| 1999 | 8.1% | -18.2% |
| 2000 | 7.8% | -2.7% |
| 2001 | 7.9% | +0.4% |
| 2002 | 42.1% | +435.8% |
| 2003 | 20.4% | -51.6% |
| 2004 | 41.4% | +103.1% |
| 2005 | 27.9% | -32.5% |
| 2006 | 15.1% | -46.0% |
| 2007 | 19.3% | +28.0% |
| 2008 | 16.7% | -13.4% |
| 2009 | 18.3% | +9.6% |
| 2010 | 18.3% | -0.0% |
| 2011 | 24.5% | +33.5% |
| 2012 | 24.6% | +0.4% |
| 2013 | 26.9% | +9.5% |
| 2014 | 23.9% | -11.0% |
Saint Kitts and Nevis compared with similar countries
- Saint Kitts and Nevis's 23.9% is below the median for high income countries, which is 36.0%, 67% of the median. (69 countries reporting)
- Saint Kitts and Nevis's 23.9% is below the median for Latin America & Caribbean, which is 30.0%, 80% of the median. (37 countries reporting)
Biggest year-on-year movements
Years where Nitrogen use efficiency in Saint Kitts and Nevis 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 |
|---|---|---|---|
| 2002 | +435.8% | 7.9% | 42.1% |
| 2004 | +103.1% | 20.4% | 41.4% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 44.9% | 25.4% | 58.4% | 9 |
| 1970s | 27.2% | 21.0% | 32.9% | 10 |
| 1980s | 18.7% | 15.0% | 26.9% | 10 |
| 1990s | 10.9% | 8.1% | 15.8% | 10 |
| 2000s | 21.7% | 7.8% | 42.1% | 10 |
| 2010s | 23.6% | 18.3% | 26.9% | 5 |
Countries ranked near Saint Kitts and Nevis
More reference data data for Saint Kitts and Nevis
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0022 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.0041 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.0064 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.0064 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0072 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.0041 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 0.019 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0.0311 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Saint Kitts and Nevis?
- Nitrogen use efficiency in Saint Kitts and Nevis was 23.9% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Saint Kitts and Nevis?
- The highest recorded value was 58.4% in 1961.
- What is the lowest nitrogen use efficiency recorded in Saint Kitts and Nevis?
- The lowest recorded value was 7.8% in 2000.
- How does Saint Kitts and Nevis rank for nitrogen use efficiency?
- Saint Kitts and Nevis ranks 156th out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Saint Kitts and Nevis?
- Over the last ten years it is down 42.2%. The long-run trend across the full record is volatile.
- Where does this Saint Kitts and Nevis data come from?
- The figures come from Lassaletta et al. (2014) – processed by Our World in Data, published as part of Nitrogen use efficiency. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 54 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Nitrogen use efficiency (NUE) is the ratio between nitrogen inputs and output. A NUE of 40% means that only 40% of nitrogen inputs are converted into nitrogen in the form of crops.