Nitrogen use efficiency in Iran
Iran: Nitrogen use efficiency was 56 in 2014. ▼ Falling
Latest (2014)
56
Change on year
up 5.3%
World rank
88th
of 205 countries
All-time high
71.28
in 1965
All-time low
28.55
in 2008
Years of data
54
1961–2014
Nitrogen use efficiency in Iran, 1961–2014
Source: Our World in Data.
Analysis
In 2014, nitrogen use efficiency in Iran stood at 56.
Compared with earlier readings it is up 5.3% on the previous year and up 48.0% over ten years.
Over the whole period, nitrogen use efficiency in Iran peaked at 71.28 in 1965 and was at its lowest, 28.55, in 2008.
Iran ranks 88th 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 Iran, year by year
| Year | Value | Change |
|---|---|---|
| 1961 | 58.85 | — |
| 1962 | 53.72 | -8.7% |
| 1963 | 57.34 | +6.7% |
| 1964 | 58.17 | +1.5% |
| 1965 | 71.28 | +22.5% |
| 1966 | 70.47 | -1.1% |
| 1967 | 61.96 | -12.1% |
| 1968 | 69.42 | +12.0% |
| 1969 | 65.43 | -5.7% |
| 1970 | 63.05 | -3.6% |
| 1971 | 50.43 | -20.0% |
| 1972 | 56.43 | +11.9% |
| 1973 | 47.56 | -15.7% |
| 1974 | 49.58 | +4.3% |
| 1975 | 51.91 | +4.7% |
| 1976 | 54.82 | +5.6% |
| 1977 | 46.38 | -15.4% |
| 1978 | 51.46 | +10.9% |
| 1979 | 41.03 | -20.3% |
| 1980 | 38.56 | -6.0% |
| 1981 | 35 | -9.2% |
| 1982 | 37.2 | +6.3% |
| 1983 | 31.95 | -14.1% |
| 1984 | 37.16 | +16.3% |
| 1985 | 39.26 | +5.7% |
| 1986 | 39.43 | +0.4% |
| 1987 | 39.66 | +0.6% |
| 1988 | 38.68 | -2.5% |
| 1989 | 29.46 | -23.8% |
| 1990 | 40.79 | +38.5% |
| 1991 | 38.17 | -6.4% |
| 1992 | 35.77 | -6.3% |
| 1993 | 45.66 | +27.7% |
| 1994 | 44.84 | -1.8% |
| 1995 | 45.08 | +0.5% |
| 1996 | 42.03 | -6.8% |
| 1997 | 37.33 | -11.2% |
| 1998 | 40.33 | +8.0% |
| 1999 | 34.98 | -13.3% |
| 2000 | 32.4 | -7.4% |
| 2001 | 33.86 | +4.5% |
| 2002 | 41.25 | +21.8% |
| 2003 | 42.37 | +2.7% |
| 2004 | 37.84 | -10.7% |
| 2005 | 40.21 | +6.3% |
| 2006 | 35.63 | -11.4% |
| 2007 | 42.33 | +18.8% |
| 2008 | 28.55 | -32.5% |
| 2009 | 41.52 | +45.4% |
| 2010 | 55.53 | +33.7% |
| 2011 | 50.8 | -8.5% |
| 2012 | 49.24 | -3.1% |
| 2013 | 53.2 | +8.0% |
| 2014 | 56 | +5.3% |
Iran compared with similar countries
- Iran's 56 is above the median for upper middle income countries, which is 38.22, 1.5× the median. (57 countries reporting)
- Iran's 56 is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 27.84, 2.0× the median. (23 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 62.96 | 53.72 | 71.28 | 9 |
| 1970s | 51.26 | 41.03 | 63.05 | 10 |
| 1980s | 36.64 | 29.46 | 39.66 | 10 |
| 1990s | 40.5 | 34.98 | 45.66 | 10 |
| 2000s | 37.6 | 28.55 | 42.37 | 10 |
| 2010s | 52.95 | 49.24 | 56 | 5 |
Countries ranked near Iran
More reference data data for Iran
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 26.62 (2050)
- Emission Totals - Direct emissions (N2O) - Crop Residues 5.96 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - Burning - Crop residues 281.19 (2050)
- Emission Totals - Direct emissions (N2O) - Agricultural Soils 78.8 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - Agricultural Soils 27,934 (2050)
- Emission Totals - Direct emissions (N2O) - Manure applied to Soils 8.15 (2050)
- Emission Totals - Direct emissions (N2O) - IPCC Agriculture 78.8 (2050)
- Emission Totals - Emissions (CH4) - Manure Management 95.57 (2050)
- Emission Totals - Emissions (N2O) - Burning - Crop residues 0.2091 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 11.62 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Iran?
- Nitrogen use efficiency in Iran was 56 in 2014, according to Our World in Data.
- What is the highest nitrogen use efficiency recorded in Iran?
- The highest recorded value was 71.28 in 1965.
- What is the lowest nitrogen use efficiency recorded in Iran?
- The lowest recorded value was 28.55 in 2008.
- How does Iran rank for nitrogen use efficiency?
- Iran ranks 88th out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Iran?
- Over the last ten years it is up 48.0%. The long-run trend across the full record is falling.
- Where does this Iran 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).