Nitrogen use efficiency in Tuvalu
Tuvalu: Nitrogen use efficiency was 66.8% in 2013. ◆ Volatile
Nitrogen use efficiency in Tuvalu, 1961–2013
Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.
Analysis
Tuvalu recorded 66.8% for nitrogen use efficiency in 2013. That is the highest value across all 53 years on record.
Compared with earlier readings it is up 4.3% on the previous year and up 561.3% over ten years.
Over the whole period, nitrogen use efficiency in Tuvalu peaked at 66.8% in 2013 and was at its lowest, 9.1%, in 1999.
That places Tuvalu 58th out of 204 countries with data for 2013, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 34.8% | 27.7% | 38.0% | 9 |
| 1970s | 27.0% | 14.7% | 42.6% | 10 |
| 1980s | 21.6% | 11.2% | 39.6% | 10 |
| 1990s | 10.8% | 9.1% | 15.9% | 10 |
| 2000s | 9.9% | 9.2% | 10.2% | 10 |
| 2010s | 63.7% | 61.9% | 66.8% | 4 |
Countries ranked near Tuvalu
- 55 Azerbaijan 67.8% compare
- 57 Niue 66.8% compare
- 59 United Kingdom 66.7% compare
- 60 Estonia 65.4% compare
- 61 Kyrgyzstan 65.2% compare
More reference data data for Tuvalu
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Frequently asked questions
- What is nitrogen use efficiency in Tuvalu?
- Nitrogen use efficiency in Tuvalu was 66.8% in 2013, according to Lassaletta et al. (2014) – processed by Our World in Data.
- What is the highest nitrogen use efficiency recorded in Tuvalu?
- The highest recorded value was 66.8% in 2013.
- What is the lowest nitrogen use efficiency recorded in Tuvalu?
- The lowest recorded value was 9.1% in 1999.
- How does Tuvalu rank for nitrogen use efficiency?
- Tuvalu ranks 58th out of 204 countries with data for 2013.
- Is nitrogen use efficiency rising or falling in Tuvalu?
- Over the last ten years it is up 561.3%. The long-run trend across the full record is volatile.
- Where does this Tuvalu data come from?
- The figures come from Lassaletta et al. (2014) – processed by Our World in Data, published as part of Nitrogen use efficiency. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 53 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Nitrogen use efficiency (NUE) is the ratio between nitrogen inputs and output. A NUE of 40% means that only 40% of nitrogen inputs are converted into nitrogen in the form of crops.