Nitrogen use efficiency in Rwanda
Rwanda: Nitrogen use efficiency was 126.8% in 2014. ▼ Falling
Nitrogen use efficiency in Rwanda, 1961–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
In 2014, nitrogen use efficiency in Rwanda stood at 126.8%.
The figure is up 10.4% on the previous year and up 33.3% over ten years.
Over the whole period, nitrogen use efficiency in Rwanda peaked at 128.6% in 2011 and was at its lowest, 68.4%, in 1994.
That places Rwanda 14th out of 205 countries with data for 2014, putting it in the top 10%.
The long-run direction has been consistently falling across the 54 years of available data.
Nitrogen use efficiency in Rwanda, year by year
| Year | % | Change |
|---|---|---|
| 1961 | 106.1% | — |
| 1962 | 128.4% | +21.1% |
| 1963 | 104.9% | -18.3% |
| 1964 | 110.6% | +5.4% |
| 1965 | 113.1% | +2.3% |
| 1966 | 110.3% | -2.5% |
| 1967 | 110.3% | -0.0% |
| 1968 | 108.2% | -1.9% |
| 1969 | 109.0% | +0.8% |
| 1970 | 114.3% | +4.8% |
| 1971 | 108.7% | -4.9% |
| 1972 | 107.1% | -1.4% |
| 1973 | 106.7% | -0.4% |
| 1974 | 100.5% | -5.8% |
| 1975 | 105.3% | +4.7% |
| 1976 | 107.1% | +1.7% |
| 1977 | 107.9% | +0.7% |
| 1978 | 109.2% | +1.2% |
| 1979 | 111.1% | +1.7% |
| 1980 | 110.2% | -0.8% |
| 1981 | 111.8% | +1.4% |
| 1982 | 113.3% | +1.3% |
| 1983 | 112.5% | -0.7% |
| 1984 | 106.5% | -5.4% |
| 1985 | 115.5% | +8.5% |
| 1986 | 111.4% | -3.5% |
| 1987 | 105.4% | -5.4% |
| 1988 | 106.1% | +0.6% |
| 1989 | 106.6% | +0.5% |
| 1990 | 95.6% | -10.4% |
| 1991 | 108.9% | +14.0% |
| 1992 | 99.4% | -8.8% |
| 1993 | 90.6% | -8.8% |
| 1994 | 68.4% | -24.5% |
| 1995 | 90.0% | +31.6% |
| 1996 | 96.9% | +7.6% |
| 1997 | 96.6% | -0.2% |
| 1998 | 94.8% | -1.9% |
| 1999 | 90.8% | -4.2% |
| 2000 | 110.8% | +22.0% |
| 2001 | 108.2% | -2.3% |
| 2002 | 111.9% | +3.4% |
| 2003 | 101.3% | -9.5% |
| 2004 | 95.2% | -6.0% |
| 2005 | 98.5% | +3.5% |
| 2006 | 97.6% | -0.9% |
| 2007 | 87.4% | -10.5% |
| 2008 | 93.0% | +6.4% |
| 2009 | 108.9% | +17.1% |
| 2010 | 117.9% | +8.3% |
| 2011 | 128.6% | +9.0% |
| 2012 | 125.3% | -2.6% |
| 2013 | 114.9% | -8.2% |
| 2014 | 126.8% | +10.4% |
Rwanda compared with similar countries
- Rwanda's 126.8% is above the median for low income countries, which is 62.0%, 2.0× the median. (24 countries reporting)
- Rwanda's 126.8% is above the median for Sub-Saharan Africa, which is 62.2%, 2.0× the median. (45 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 111.2% | 104.9% | 128.4% | 9 |
| 1970s | 107.8% | 100.5% | 114.3% | 10 |
| 1980s | 109.9% | 105.4% | 115.5% | 10 |
| 1990s | 93.2% | 68.4% | 108.9% | 10 |
| 2000s | 101.3% | 87.4% | 111.9% | 10 |
| 2010s | 122.7% | 114.9% | 128.6% | 5 |
Countries ranked near Rwanda
More reference data data for Rwanda
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.2282 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.9517 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 1.38 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.1223 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 1.38 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.7651 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.9517 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 4.27 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 6.98 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.666 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Rwanda?
- Nitrogen use efficiency in Rwanda was 126.8% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Rwanda?
- The highest recorded value was 128.6% in 2011.
- What is the lowest nitrogen use efficiency recorded in Rwanda?
- The lowest recorded value was 68.4% in 1994.
- How does Rwanda rank for nitrogen use efficiency?
- Rwanda ranks 14th out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Rwanda?
- Over the last ten years it is up 33.3%. The long-run trend across the full record is falling.
- Where does this Rwanda 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.