Nitrogen use efficiency in Namibia
Namibia: Nitrogen use efficiency was 22.04 in 2014. ▲ Rising
Nitrogen use efficiency in Namibia, 1961–2014
Source: Our World in Data.
Analysis
Namibia recorded 22.04 for nitrogen use efficiency in 2014.
That represents a change of up 56.3% on the previous year and up 13.4% over ten years.
Over the whole period, nitrogen use efficiency in Namibia peaked at 24.63 in 1997 and was at its lowest, 7.51, in 1962.
Namibia ranks 158th of 205 countries on this measure, in the bottom quarter.
The long-run direction has been consistently rising across the 54 years of available data.
Nitrogen use efficiency in Namibia, year by year
| Year | Value | Change |
|---|---|---|
| 1961 | 7.8 | — |
| 1962 | 7.51 | -3.8% |
| 1963 | 7.53 | +0.3% |
| 1964 | 7.9 | +5.0% |
| 1965 | 8.28 | +4.7% |
| 1966 | 8.44 | +2.0% |
| 1967 | 8.65 | +2.6% |
| 1968 | 8.82 | +1.9% |
| 1969 | 8.85 | +0.3% |
| 1970 | 8.78 | -0.8% |
| 1971 | 8.87 | +1.1% |
| 1972 | 8.91 | +0.4% |
| 1973 | 9.07 | +1.8% |
| 1974 | 8.59 | -5.3% |
| 1975 | 11.24 | +30.8% |
| 1976 | 11.64 | +3.6% |
| 1977 | 10.61 | -8.9% |
| 1978 | 10.75 | +1.3% |
| 1979 | 10.57 | -1.6% |
| 1980 | 10.32 | -2.4% |
| 1981 | 12.66 | +22.7% |
| 1982 | 14.42 | +13.9% |
| 1983 | 15.67 | +8.6% |
| 1984 | 15.5 | -1.0% |
| 1985 | 12.98 | -16.3% |
| 1986 | 14.2 | +9.4% |
| 1987 | 13.58 | -4.4% |
| 1988 | 14.08 | +3.7% |
| 1989 | 14.93 | +6.0% |
| 1990 | 15.24 | +2.1% |
| 1991 | 15.76 | +3.4% |
| 1992 | 8.02 | -49.2% |
| 1993 | 13.35 | +66.5% |
| 1994 | 16.71 | +25.2% |
| 1995 | 13.16 | -21.2% |
| 1996 | 16.45 | +25.0% |
| 1997 | 24.63 | +49.7% |
| 1998 | 14.42 | -41.5% |
| 1999 | 15.09 | +4.7% |
| 2000 | 17.87 | +18.4% |
| 2001 | 16.86 | -5.6% |
| 2002 | 13.94 | -17.3% |
| 2003 | 14.83 | +6.4% |
| 2004 | 19.43 | +31.0% |
| 2005 | 14.77 | -24.0% |
| 2006 | 20.21 | +36.8% |
| 2007 | 16.27 | -19.5% |
| 2008 | 16.71 | +2.7% |
| 2009 | 15.47 | -7.4% |
| 2010 | 15.56 | +0.6% |
| 2011 | 14.47 | -7.0% |
| 2012 | 16.19 | +11.9% |
| 2013 | 14.09 | -12.9% |
| 2014 | 22.04 | +56.3% |
Namibia compared with similar countries
- Namibia's 22.04 is below the median for lower middle income countries, which is 55.16, 40% of the median. (45 countries reporting)
- Namibia's 22.04 is below the median for Sub-Saharan Africa, which is 62.24, 35% of the median. (45 countries reporting)
Biggest year-on-year movements
Years where Nitrogen use efficiency in Namibia 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 |
|---|---|---|---|
| 1993 | +66.5% | 8.02 | 13.35 |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 8.2 | 7.51 | 8.85 | 9 |
| 1970s | 9.9 | 8.59 | 11.64 | 10 |
| 1980s | 13.83 | 10.32 | 15.67 | 10 |
| 1990s | 15.28 | 8.02 | 24.63 | 10 |
| 2000s | 16.64 | 13.94 | 20.21 | 10 |
| 2010s | 16.47 | 14.09 | 22.04 | 5 |
Countries ranked near Namibia
More reference data data for Namibia
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0579 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 1.52 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 1.62 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.0157 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 1.62 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.194 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.1306 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 6.29 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 6.82 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.0853 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Namibia?
- Nitrogen use efficiency in Namibia was 22.04 in 2014, according to Our World in Data.
- What is the highest nitrogen use efficiency recorded in Namibia?
- The highest recorded value was 24.63 in 1997.
- What is the lowest nitrogen use efficiency recorded in Namibia?
- The lowest recorded value was 7.51 in 1962.
- How does Namibia rank for nitrogen use efficiency?
- Namibia ranks 158th out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Namibia?
- Over the last ten years it is up 13.4%. The long-run trend across the full record is rising.
- Where does this Namibia data come from?
- The figures come from 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).