Nitrogen use efficiency in Tunisia
Tunisia: Nitrogen use efficiency was 47.58 in 2014. ▼ Falling
Latest (2014)
47.58
Change on year
up 30.3%
World rank
103rd
of 205 countries
All-time high
137.6
in 1963
All-time low
21.35
in 1988
Years of data
54
1961–2014
Nitrogen use efficiency in Tunisia, 1961–2014
Source: Our World in Data.
Analysis
In 2014, nitrogen use efficiency in Tunisia stood at 47.58.
That represents a change of up 30.3% on the previous year and down 9.8% over ten years.
Over the whole period, nitrogen use efficiency in Tunisia peaked at 137.6 in 1963 and was at its lowest, 21.35, in 1988.
Tunisia ranks 103rd of 205 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 54 years of available data.
Nitrogen use efficiency in Tunisia, year by year
| Year | Value | Change |
|---|---|---|
| 1961 | 97.01 | — |
| 1962 | 122.46 | +26.2% |
| 1963 | 137.6 | +12.4% |
| 1964 | 109.71 | -20.3% |
| 1965 | 127.94 | +16.6% |
| 1966 | 95.54 | -25.3% |
| 1967 | 90.11 | -5.7% |
| 1968 | 85.74 | -4.9% |
| 1969 | 59.65 | -30.4% |
| 1970 | 65.52 | +9.8% |
| 1971 | 66.7 | +1.8% |
| 1972 | 86.47 | +29.7% |
| 1973 | 72.45 | -16.2% |
| 1974 | 65.45 | -9.7% |
| 1975 | 72.3 | +10.5% |
| 1976 | 59.06 | -18.3% |
| 1977 | 61.57 | +4.3% |
| 1978 | 56.27 | -8.6% |
| 1979 | 51.76 | -8.0% |
| 1980 | 65.86 | +27.2% |
| 1981 | 57.44 | -12.8% |
| 1982 | 49.34 | -14.1% |
| 1983 | 44.34 | -10.1% |
| 1984 | 40.14 | -9.5% |
| 1985 | 63.56 | +58.4% |
| 1986 | 30.59 | -51.9% |
| 1987 | 55.59 | +81.7% |
| 1988 | 21.35 | -61.6% |
| 1989 | 27.37 | +28.2% |
| 1990 | 58.63 | +114.2% |
| 1991 | 70.49 | +20.2% |
| 1992 | 58.57 | -16.9% |
| 1993 | 56.78 | -3.1% |
| 1994 | 28.32 | -50.1% |
| 1995 | 30.08 | +6.2% |
| 1996 | 76.03 | +152.7% |
| 1997 | 35.96 | -52.7% |
| 1998 | 42.77 | +19.0% |
| 1999 | 43.67 | +2.1% |
| 2000 | 30.05 | -31.2% |
| 2001 | 34.44 | +14.6% |
| 2002 | 24.14 | -29.9% |
| 2003 | 57.69 | +138.9% |
| 2004 | 52.78 | -8.5% |
| 2005 | 48.32 | -8.4% |
| 2006 | 41.23 | -14.7% |
| 2007 | 56.68 | +37.5% |
| 2008 | 35.17 | -37.9% |
| 2009 | 47.22 | +34.3% |
| 2010 | 29.37 | -37.8% |
| 2011 | 50.39 | +71.6% |
| 2012 | 44.41 | -11.9% |
| 2013 | 36.52 | -17.8% |
| 2014 | 47.58 | +30.3% |
Tunisia compared with similar countries
- Tunisia's 47.58 is below the median for lower middle income countries, which is 55.16, 86% of the median. (45 countries reporting)
- Tunisia's 47.58 is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 27.84, 1.7× the median. (23 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 102.86 | 59.65 | 137.6 | 9 |
| 1970s | 65.76 | 51.76 | 86.47 | 10 |
| 1980s | 45.56 | 21.35 | 65.86 | 10 |
| 1990s | 50.13 | 28.32 | 76.03 | 10 |
| 2000s | 42.77 | 24.14 | 57.69 | 10 |
| 2010s | 41.66 | 29.37 | 50.39 | 5 |
Countries ranked near Tunisia
More reference data data for Tunisia
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.148 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 1.86 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 3.38 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.1317 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 3.38 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.4961 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.1849 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 8.07 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 14.52 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.7169 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Tunisia?
- Nitrogen use efficiency in Tunisia was 47.58 in 2014, according to Our World in Data.
- What is the highest nitrogen use efficiency recorded in Tunisia?
- The highest recorded value was 137.6 in 1963.
- What is the lowest nitrogen use efficiency recorded in Tunisia?
- The lowest recorded value was 21.35 in 1988.
- How does Tunisia rank for nitrogen use efficiency?
- Tunisia ranks 103rd out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Tunisia?
- Over the last ten years it is down 9.8%. The long-run trend across the full record is falling.
- Where does this Tunisia 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).