Nitrogen use efficiency in Sri Lanka
Sri Lanka: Nitrogen use efficiency was 20.11 in 2014. ▼ Falling
Latest (2014)
20.11
Change on year
down 40.9%
World rank
163rd
of 205 countries
All-time high
34.02
in 2013
All-time low
17.91
in 2002
Years of data
54
1961–2014
Nitrogen use efficiency in Sri Lanka, 1961–2014
Source: Our World in Data.
Analysis
In 2014, nitrogen use efficiency in Sri Lanka stood at 20.11.
Compared with earlier readings it is down 40.9% on the previous year and up 2.8% over ten years.
Over the whole period, nitrogen use efficiency in Sri Lanka peaked at 34.02 in 2013 and was at its lowest, 17.91, in 2002.
That places Sri Lanka 163rd out of 205 countries with data for 2014, putting it in the bottom quarter.
The long-run direction has been consistently falling across the 54 years of available data.
Nitrogen use efficiency in Sri Lanka, year by year
| Year | Value | Change |
|---|---|---|
| 1961 | 25.43 | — |
| 1962 | 24.89 | -2.1% |
| 1963 | 25.42 | +2.1% |
| 1964 | 23.48 | -7.6% |
| 1965 | 20.67 | -12.0% |
| 1966 | 21.82 | +5.6% |
| 1967 | 25.19 | +15.5% |
| 1968 | 24.2 | -3.9% |
| 1969 | 26.49 | +9.5% |
| 1970 | 26.51 | +0.1% |
| 1971 | 23.8 | -10.2% |
| 1972 | 25.2 | +5.9% |
| 1973 | 22.72 | -9.8% |
| 1974 | 24.8 | +9.1% |
| 1975 | 28.59 | +15.3% |
| 1976 | 25.31 | -11.5% |
| 1977 | 24.17 | -4.5% |
| 1978 | 23.7 | -2.0% |
| 1979 | 25.78 | +8.8% |
| 1980 | 24 | -6.9% |
| 1981 | 26.76 | +11.5% |
| 1982 | 26.97 | +0.8% |
| 1983 | 28.02 | +3.9% |
| 1984 | 23.41 | -16.5% |
| 1985 | 25.18 | +7.6% |
| 1986 | 25.84 | +2.6% |
| 1987 | 21.63 | -16.3% |
| 1988 | 22.67 | +4.8% |
| 1989 | 20.7 | -8.7% |
| 1990 | 25.33 | +22.4% |
| 1991 | 24.51 | -3.3% |
| 1992 | 22.2 | -9.4% |
| 1993 | 21.98 | -1.0% |
| 1994 | 22.02 | +0.2% |
| 1995 | 23.7 | +7.6% |
| 1996 | 20.45 | -13.7% |
| 1997 | 20.89 | +2.2% |
| 1998 | 21.53 | +3.0% |
| 1999 | 20.11 | -6.6% |
| 2000 | 21.27 | +5.8% |
| 2001 | 20.03 | -5.8% |
| 2002 | 17.91 | -10.6% |
| 2003 | 22 | +22.9% |
| 2004 | 19.56 | -11.1% |
| 2005 | 19.98 | +2.2% |
| 2006 | 21.28 | +6.5% |
| 2007 | 22.14 | +4.1% |
| 2008 | 20.76 | -6.3% |
| 2009 | 22.46 | +8.2% |
| 2010 | 26.56 | +18.3% |
| 2011 | 20.71 | -22.0% |
| 2012 | 25.33 | +22.3% |
| 2013 | 34.02 | +34.3% |
| 2014 | 20.11 | -40.9% |
Sri Lanka compared with similar countries
- Sri Lanka's 20.11 is below the median for upper middle income countries, which is 38.22, 53% of the median. (57 countries reporting)
- Sri Lanka's 20.11 is below the median for South Asia, which is 31.17, 65% of the median. (6 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 24.18 | 20.67 | 26.49 | 9 |
| 1970s | 25.06 | 22.72 | 28.59 | 10 |
| 1980s | 24.52 | 20.7 | 28.02 | 10 |
| 1990s | 22.27 | 20.11 | 25.33 | 10 |
| 2000s | 20.74 | 17.91 | 22.46 | 10 |
| 2010s | 25.35 | 20.11 | 34.02 | 5 |
Countries ranked near Sri Lanka
- 160 Panama 21.05 compare
- 161 Norway 20.35 compare
- 162 Dominican Republic 20.15 compare
- 164 Bosnia and Herzegovina 19.21 compare
- 165 Portugal 19.2 compare
- 166 Luxembourg 18.29 compare
More reference data data for Sri Lanka
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.1608 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.316 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 2.33 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.1784 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 2.33 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.539 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.1604 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 1.63 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 10.15 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.9713 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Sri Lanka?
- Nitrogen use efficiency in Sri Lanka was 20.11 in 2014, according to Our World in Data.
- What is the highest nitrogen use efficiency recorded in Sri Lanka?
- The highest recorded value was 34.02 in 2013.
- What is the lowest nitrogen use efficiency recorded in Sri Lanka?
- The lowest recorded value was 17.91 in 2002.
- How does Sri Lanka rank for nitrogen use efficiency?
- Sri Lanka ranks 163rd out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Sri Lanka?
- Over the last ten years it is up 2.8%. The long-run trend across the full record is falling.
- Where does this Sri Lanka 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).