Nitrogen use efficiency in Japan
Japan: Nitrogen use efficiency was 27.87 in 2014. ▼ Falling
Latest (2014)
27.87
Change on year
up 28.9%
World rank
145th
of 205 countries
All-time high
37.36
in 1961
All-time low
17.25
in 1993
Years of data
54
1961–2014
Nitrogen use efficiency in Japan, 1961–2014
Source: Our World in Data.
Analysis
The most recent figure for nitrogen use efficiency in Japan is 27.87, measured in 2014.
Compared with earlier readings it is up 28.9% on the previous year and up 34.6% over ten years.
Over the whole period, nitrogen use efficiency in Japan peaked at 37.36 in 1961 and was at its lowest, 17.25, in 1993.
Japan ranks 145th 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 Japan, year by year
| Year | Value | Change |
|---|---|---|
| 1961 | 37.36 | — |
| 1962 | 35.6 | -4.7% |
| 1963 | 32.49 | -8.7% |
| 1964 | 32.13 | -1.1% |
| 1965 | 31.68 | -1.4% |
| 1966 | 29.14 | -8.0% |
| 1967 | 29.99 | +2.9% |
| 1968 | 29.89 | -0.3% |
| 1969 | 28.37 | -5.1% |
| 1970 | 26.93 | -5.1% |
| 1971 | 24.39 | -9.5% |
| 1972 | 24.27 | -0.5% |
| 1973 | 21.98 | -9.4% |
| 1974 | 24.13 | +9.7% |
| 1975 | 25.96 | +7.6% |
| 1976 | 22.92 | -11.7% |
| 1977 | 24.32 | +6.1% |
| 1978 | 23.46 | -3.5% |
| 1979 | 21.96 | -6.4% |
| 1980 | 22.16 | +0.9% |
| 1981 | 22.19 | +0.1% |
| 1982 | 22.17 | -0.1% |
| 1983 | 21.25 | -4.2% |
| 1984 | 22.98 | +8.2% |
| 1985 | 22.5 | -2.1% |
| 1986 | 22.23 | -1.2% |
| 1987 | 21.67 | -2.5% |
| 1988 | 20.97 | -3.2% |
| 1989 | 21.2 | +1.1% |
| 1990 | 21.64 | +2.1% |
| 1991 | 20.59 | -4.9% |
| 1992 | 21.62 | +5.0% |
| 1993 | 17.25 | -20.2% |
| 1994 | 22.48 | +30.4% |
| 1995 | 22.36 | -0.6% |
| 1996 | 22.31 | -0.2% |
| 1997 | 22.68 | +1.7% |
| 1998 | 21.66 | -4.5% |
| 1999 | 22.2 | +2.5% |
| 2000 | 22.87 | +3.0% |
| 2001 | 22.71 | -0.7% |
| 2002 | 21.8 | -4.0% |
| 2003 | 20.1 | -7.8% |
| 2004 | 20.7 | +3.0% |
| 2005 | 21.81 | +5.3% |
| 2006 | 21.11 | -3.2% |
| 2007 | 21.78 | +3.2% |
| 2008 | 23.1 | +6.1% |
| 2009 | 21.98 | -4.8% |
| 2010 | 21.09 | -4.0% |
| 2011 | 23.54 | +11.6% |
| 2012 | 24.01 | +2.0% |
| 2013 | 21.62 | -9.9% |
| 2014 | 27.87 | +28.9% |
Japan compared with similar countries
- Japan's 27.87 is below the median for high income countries, which is 35.97, 77% of the median. (69 countries reporting)
- Japan's 27.87 is below the median for East Asia & Pacific, which is 44.54, 63% of the median. (32 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 31.85 | 28.37 | 37.36 | 9 |
| 1970s | 24.03 | 21.96 | 26.93 | 10 |
| 1980s | 21.93 | 20.97 | 22.98 | 10 |
| 1990s | 21.48 | 17.25 | 22.68 | 10 |
| 2000s | 21.8 | 20.1 | 23.1 | 10 |
| 2010s | 23.63 | 21.09 | 27.87 | 5 |
Countries ranked near Japan
More reference data data for Japan
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 1.19 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.981 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 4.49 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.3629 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 4.49 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 3.98 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 4.16 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 5.57 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 23.74 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 1.98 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Japan?
- Nitrogen use efficiency in Japan was 27.87 in 2014, according to Our World in Data.
- What is the highest nitrogen use efficiency recorded in Japan?
- The highest recorded value was 37.36 in 1961.
- What is the lowest nitrogen use efficiency recorded in Japan?
- The lowest recorded value was 17.25 in 1993.
- How does Japan rank for nitrogen use efficiency?
- Japan ranks 145th out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Japan?
- Over the last ten years it is up 34.6%. The long-run trend across the full record is falling.
- Where does this Japan 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).