Nitrogen use efficiency in Tanzania
Tanzania: Nitrogen use efficiency was 103.6% in 2014. ▬ Flat
Nitrogen use efficiency in Tanzania, 1961–2014
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
The most recent figure for nitrogen use efficiency in Tanzania is 103.6%, measured in 2014. That is the highest value across all 54 years on record.
That represents a change of up 6.9% on the previous year and up 16.4% over ten years.
Over the whole period, nitrogen use efficiency in Tanzania peaked at 103.6% in 2014 and was at its lowest, 67.0%, in 2003.
That places Tanzania 23rd out of 205 countries with data for 2014, putting it in the top quarter.
Nitrogen use efficiency in Tanzania, year by year
| Year | % | Change |
|---|---|---|
| 1961 | 83.1% | — |
| 1962 | 85.8% | +3.2% |
| 1963 | 91.9% | +7.1% |
| 1964 | 89.3% | -2.8% |
| 1965 | 88.3% | -1.1% |
| 1966 | 93.9% | +6.4% |
| 1967 | 89.9% | -4.3% |
| 1968 | 76.9% | -14.5% |
| 1969 | 82.6% | +7.4% |
| 1970 | 76.7% | -7.1% |
| 1971 | 73.9% | -3.7% |
| 1972 | 79.6% | +7.6% |
| 1973 | 84.0% | +5.6% |
| 1974 | 77.4% | -7.8% |
| 1975 | 82.0% | +6.0% |
| 1976 | 85.3% | +4.0% |
| 1977 | 86.5% | +1.5% |
| 1978 | 88.9% | +2.8% |
| 1979 | 88.7% | -0.2% |
| 1980 | 82.8% | -6.6% |
| 1981 | 82.6% | -0.3% |
| 1982 | 81.0% | -1.9% |
| 1983 | 87.9% | +8.4% |
| 1984 | 85.0% | -3.2% |
| 1985 | 84.9% | -0.1% |
| 1986 | 89.7% | +5.6% |
| 1987 | 87.2% | -2.7% |
| 1988 | 82.6% | -5.3% |
| 1989 | 88.2% | +6.8% |
| 1990 | 80.4% | -8.9% |
| 1991 | 83.3% | +3.7% |
| 1992 | 82.9% | -0.5% |
| 1993 | 80.1% | -3.5% |
| 1994 | 71.4% | -10.8% |
| 1995 | 97.2% | +36.0% |
| 1996 | 95.2% | -2.0% |
| 1997 | 76.4% | -19.8% |
| 1998 | 78.6% | +2.9% |
| 1999 | 83.6% | +6.3% |
| 2000 | 77.1% | -7.8% |
| 2001 | 94.4% | +22.5% |
| 2002 | 91.0% | -3.6% |
| 2003 | 67.0% | -26.3% |
| 2004 | 89.0% | +32.8% |
| 2005 | 82.2% | -7.6% |
| 2006 | 76.6% | -6.9% |
| 2007 | 83.6% | +9.2% |
| 2008 | 87.6% | +4.8% |
| 2009 | 69.6% | -20.5% |
| 2010 | 79.9% | +14.7% |
| 2011 | 76.8% | -3.8% |
| 2012 | 86.6% | +12.7% |
| 2013 | 96.9% | +12.0% |
| 2014 | 103.6% | +6.9% |
Tanzania compared with similar countries
- Tanzania's 103.6% is above the median for lower middle income countries, which is 55.2%, 1.9× the median. (45 countries reporting)
- Tanzania's 103.6% is above the median for Sub-Saharan Africa, which is 62.2%, 1.7× the median. (45 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 86.9% | 76.9% | 93.9% | 9 |
| 1970s | 82.3% | 73.9% | 88.9% | 10 |
| 1980s | 85.2% | 81.0% | 89.7% | 10 |
| 1990s | 82.9% | 71.4% | 97.2% | 10 |
| 2000s | 81.8% | 67.0% | 94.4% | 10 |
| 2010s | 88.8% | 76.8% | 103.6% | 5 |
Countries ranked near Tanzania
More reference data data for Tanzania
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.6405 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 11.44 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 14.14 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.7582 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 14.14 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 2.15 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 1.26 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 59.37 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 72.45 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 4.13 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Tanzania?
- Nitrogen use efficiency in Tanzania was 103.6% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Tanzania?
- The highest recorded value was 103.6% in 2014.
- What is the lowest nitrogen use efficiency recorded in Tanzania?
- The lowest recorded value was 67.0% in 2003.
- How does Tanzania rank for nitrogen use efficiency?
- Tanzania ranks 23rd out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Tanzania?
- Over the last ten years it is up 16.4%. The long-run trend across the full record is flat.
- Where does this Tanzania 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.