Nitrogen use efficiency in Cook Islands
Cook Islands: Nitrogen use efficiency was 7.03 in 2014. ◆ Volatile
Latest (2014)
7.03
Change on year
down 38.5%
World rank
189th
of 205 countries
All-time high
79.37
in 1966
All-time low
7.03
in 2014
Years of data
54
1961–2014
Nitrogen use efficiency in Cook Islands, 1961–2014
Source: Our World in Data.
Analysis
In 2014, nitrogen use efficiency in Cook Islands stood at 7.03. That is the lowest value across all 54 years on record.
That represents a change of down 38.5% on the previous year and down 44.3% over ten years.
Over the whole period, nitrogen use efficiency in Cook Islands peaked at 79.37 in 1966 and was at its lowest, 7.03, in 2014.
That places Cook Islands 189th out of 205 countries with data for 2014, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Nitrogen use efficiency in Cook Islands, year by year
| Year | Value | Change |
|---|---|---|
| 1961 | 53.25 | — |
| 1962 | 52.46 | -1.5% |
| 1963 | 54.72 | +4.3% |
| 1964 | 57.67 | +5.4% |
| 1965 | 60.23 | +4.4% |
| 1966 | 79.37 | +31.8% |
| 1967 | 57.86 | -27.1% |
| 1968 | 75.21 | +30.0% |
| 1969 | 69.29 | -7.9% |
| 1970 | 69.49 | +0.3% |
| 1971 | 71.91 | +3.5% |
| 1972 | 68.73 | -4.4% |
| 1973 | 77.98 | +13.5% |
| 1974 | 68.13 | -12.6% |
| 1975 | 59.14 | -13.2% |
| 1976 | 26.62 | -55.0% |
| 1977 | 25.56 | -4.0% |
| 1978 | 23.5 | -8.1% |
| 1979 | 28.77 | +22.4% |
| 1980 | 28.35 | -1.4% |
| 1981 | 34.52 | +21.8% |
| 1982 | 35.86 | +3.9% |
| 1983 | 31.99 | -10.8% |
| 1984 | 42.19 | +31.9% |
| 1985 | 49.72 | +17.8% |
| 1986 | 48.93 | -1.6% |
| 1987 | 42.54 | -13.1% |
| 1988 | 49.79 | +17.0% |
| 1989 | 42.48 | -14.7% |
| 1990 | 39.51 | -7.0% |
| 1991 | 38.36 | -2.9% |
| 1992 | 33.92 | -11.6% |
| 1993 | 26.86 | -20.8% |
| 1994 | 20.52 | -23.6% |
| 1995 | 19.04 | -7.2% |
| 1996 | 16.57 | -13.0% |
| 1997 | 16.96 | +2.3% |
| 1998 | 18.68 | +10.2% |
| 1999 | 16.95 | -9.3% |
| 2000 | 16.95 | -0.0% |
| 2001 | 17.91 | +5.6% |
| 2002 | 16.09 | -10.1% |
| 2003 | 14.34 | -10.9% |
| 2004 | 12.64 | -11.9% |
| 2005 | 12.31 | -2.6% |
| 2006 | 12.79 | +3.9% |
| 2007 | 13.72 | +7.2% |
| 2008 | 11.97 | -12.7% |
| 2009 | 10.95 | -8.6% |
| 2010 | 11.82 | +8.0% |
| 2011 | 11.66 | -1.4% |
| 2012 | 10.94 | -6.1% |
| 2013 | 11.44 | +4.6% |
| 2014 | 7.03 | -38.5% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 62.23 | 52.46 | 79.37 | 9 |
| 1970s | 51.98 | 23.5 | 77.98 | 10 |
| 1980s | 40.64 | 28.35 | 49.79 | 10 |
| 1990s | 24.74 | 16.57 | 39.51 | 10 |
| 2000s | 13.97 | 10.95 | 17.91 | 10 |
| 2010s | 10.58 | 7.03 | 11.82 | 5 |
Countries ranked near Cook Islands
More reference data data for Cook Islands
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.0034 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.0034 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.003 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.0002 (2050)
- Country level monthly temperature anomalies 0.3984 (2026)
- Emission Totals - Emissions (CO2eq) (AR5) - Agricultural Soils 3.07 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0.0199 (2050)
- Emission Totals - Direct emissions (N2O) - IPCC Agriculture 0.0082 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 0.001 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.0083 (2050)
Frequently asked questions
- What is nitrogen use efficiency in Cook Islands?
- Nitrogen use efficiency in Cook Islands was 7.03 in 2014, according to Our World in Data.
- What is the highest nitrogen use efficiency recorded in Cook Islands?
- The highest recorded value was 79.37 in 1966.
- What is the lowest nitrogen use efficiency recorded in Cook Islands?
- The lowest recorded value was 7.03 in 2014.
- How does Cook Islands rank for nitrogen use efficiency?
- Cook Islands ranks 189th out of 205 countries with data for 2014.
- Is nitrogen use efficiency rising or falling in Cook Islands?
- Over the last ten years it is down 44.3%. The long-run trend across the full record is volatile.
- Where does this Cook Islands 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).