Nitrogen use efficiency in Sao Tome and Principe

Sao Tome and Principe: Nitrogen use efficiency was 178.6% in 2014. ▼ Falling

Latest (2014)
178.6%
Change on year
up 79.0%
World rank
4th
of 204 countries
All-time high
178.6%
in 2014
All-time low
69.4%
in 1990
Years of data
54
1961–2014

Nitrogen use efficiency in Sao Tome and Principe, 1961–2014

050100150200196119872014

Source: Lassaletta et al. (2014) – processed by Our World in Data. Measured in %.

Analysis

Sao Tome and Principe recorded 178.6% for nitrogen use efficiency in 2014. That is the highest value across all 54 years on record.

The figure is up 79.0% on the previous year and up 67.0% over ten years.

Over the whole period, nitrogen use efficiency in Sao Tome and Principe peaked at 178.6% in 2014 and was at its lowest, 69.4%, in 1990.

That places Sao Tome and Principe 4th out of 204 countries with data for 2014, putting it in the top 10%.

The long-run direction has been consistently falling across the 54 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1960s 146.8% 126.3% 164.2% 9
1970s 102.4% 79.8% 122.5% 10
1980s 74.7% 69.9% 82.8% 10
1990s 88.9% 69.4% 105.9% 10
2000s 107.6% 100.2% 116.3% 10
2010s 117.6% 99.8% 178.6% 5

Countries ranked near Sao Tome and Principe

  1. 1 Solomon Islands 649.0% compare
  2. 2 Equatorial Guinea 506.2% compare
  3. 3 Malaysia 262.1% compare
  4. 5 Kazakhstan 175.7% compare
  5. 6 Syria 175.2% compare
  6. 7 Benin 171.0% compare

See the full ranking of 205 places →

More reference data data for Sao Tome and Principe

All data for Sao Tome and Principe →

Frequently asked questions

What is nitrogen use efficiency in Sao Tome and Principe?
Nitrogen use efficiency in Sao Tome and Principe was 178.6% in 2014, according to Lassaletta et al. (2014) – processed by Our World in Data.
What is the highest nitrogen use efficiency recorded in Sao Tome and Principe?
The highest recorded value was 178.6% in 2014.
What is the lowest nitrogen use efficiency recorded in Sao Tome and Principe?
The lowest recorded value was 69.4% in 1990.
How does Sao Tome and Principe rank for nitrogen use efficiency?
Sao Tome and Principe ranks 4th out of 204 countries with data for 2014.
Is nitrogen use efficiency rising or falling in Sao Tome and Principe?
Over the last ten years it is up 67.0%. The long-run trend across the full record is falling.
Where does this Sao Tome and Principe 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 — 54 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Nitrogen use efficiency
Unit
%
Source
Lassaletta et al. (2014) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
205 places, 10,031 data points, 1961–2014
Last refreshed

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.