Nitrogen use efficiency in Antigua and Barbuda
Antigua and Barbuda: Nitrogen use efficiency was 14.1% in 2014. ◆ Volatile
Nitrogen use efficiency in Antigua and Barbuda, 1961–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
Antigua and Barbuda recorded 14.1% for nitrogen use efficiency in 2014.
That represents a change of up 0.8% on the previous year and up 8.0% over ten years.
Over the whole period, nitrogen use efficiency in Antigua and Barbuda peaked at 47.8% in 1964 and was at its lowest, 10.5%, in 2005.
Antigua and Barbuda ranks 174th of 205 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Nitrogen use efficiency in Antigua and Barbuda, year by year
| Year | % | Change |
|---|---|---|
| 1961 | 42.1% | — |
| 1962 | 40.8% | -3.3% |
| 1963 | 47.1% | +15.6% |
| 1964 | 47.8% | +1.5% |
| 1965 | 34.6% | -27.6% |
| 1966 | 47.2% | +36.3% |
| 1967 | 36.0% | -23.7% |
| 1968 | 26.3% | -27.0% |
| 1969 | 29.5% | +12.1% |
| 1970 | 31.2% | +6.0% |
| 1971 | 34.1% | +9.4% |
| 1972 | 35.0% | +2.5% |
| 1973 | 39.4% | +12.6% |
| 1974 | 29.1% | -26.3% |
| 1975 | 39.2% | +34.8% |
| 1976 | 35.6% | -9.2% |
| 1977 | 31.6% | -11.3% |
| 1978 | 30.9% | -2.0% |
| 1979 | 22.7% | -26.7% |
| 1980 | 13.3% | -41.3% |
| 1981 | 12.6% | -5.6% |
| 1982 | 12.7% | +1.5% |
| 1983 | 12.0% | -5.6% |
| 1984 | 12.2% | +1.7% |
| 1985 | 21.7% | +77.2% |
| 1986 | 17.9% | -17.3% |
| 1987 | 18.4% | +2.5% |
| 1988 | 18.2% | -1.2% |
| 1989 | 16.6% | -8.6% |
| 1990 | 16.7% | +0.4% |
| 1991 | 15.7% | -5.7% |
| 1992 | 16.2% | +3.1% |
| 1993 | 15.6% | -3.7% |
| 1994 | 15.1% | -3.0% |
| 1995 | 13.2% | -12.7% |
| 1996 | 13.2% | -0.1% |
| 1997 | 12.6% | -4.3% |
| 1998 | 12.3% | -2.3% |
| 1999 | 12.0% | -2.6% |
| 2000 | 12.7% | +5.4% |
| 2001 | 12.4% | -2.0% |
| 2002 | 12.1% | -2.7% |
| 2003 | 10.7% | -11.1% |
| 2004 | 13.0% | +21.6% |
| 2005 | 10.5% | -19.7% |
| 2006 | 11.3% | +7.5% |
| 2007 | 11.7% | +3.9% |
| 2008 | 11.6% | -0.6% |
| 2009 | 10.9% | -5.8% |
| 2010 | 14.4% | +31.8% |
| 2011 | 14.2% | -1.2% |
| 2012 | 14.2% | -0.5% |
| 2013 | 14.0% | -1.4% |
| 2014 | 14.1% | +0.8% |
Antigua and Barbuda compared with similar countries
- Antigua and Barbuda's 14.1% is below the median for high income countries, which is 36.0%, 39% of the median. (69 countries reporting)
- Antigua and Barbuda's 14.1% is below the median for Latin America & Caribbean, which is 30.0%, 47% of the median. (37 countries reporting)
Biggest year-on-year movements
Years where Nitrogen use efficiency in Antigua and Barbuda 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 | +77.2% | 12.2% | 21.7% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 39.0% | 26.3% | 47.8% | 9 |
| 1970s | 32.9% | 22.7% | 39.4% | 10 |
| 1980s | 15.6% | 12.0% | 21.7% | 10 |
| 1990s | 14.3% | 12.0% | 16.7% | 10 |
| 2000s | 11.7% | 10.5% | 13.0% | 10 |
| 2010s | 14.2% | 14.0% | 14.4% | 5 |
Countries ranked near Antigua and Barbuda
More reference data data for Antigua and Barbuda
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0042 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.0111 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.0153 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.0153 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0141 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.0035 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 0.0493 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0.0671 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Antigua and Barbuda?
- Nitrogen use efficiency in Antigua and Barbuda was 14.1% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Antigua and Barbuda?
- The highest recorded value was 47.8% in 1964.
- What is the lowest nitrogen use efficiency recorded in Antigua and Barbuda?
- The lowest recorded value was 10.5% in 2005.
- How does Antigua and Barbuda rank for nitrogen use efficiency?
- Antigua and Barbuda ranks 174th out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Antigua and Barbuda?
- Over the last ten years it is up 8.0%. The long-run trend across the full record is volatile.
- Where does this Antigua and Barbuda 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.