Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2021 | 4.2 | -0.61 % |
| 2020 | 4.2 | -1.16 % |
| 2019 | 4.3 | -0.96 % |
| 2018 | 4.3 | 1.11 % |
| 2017 | 4.3 | -1.85 % |
| 2016 | 4.3 | -4.61 % |
| 2015 | 4.5 | 0.21 % |
| 2014 | 4.5 | 6.36 % |
| 2013 | 4.3 | 5.68 % |
| 2012 | 4.0 | -3.59 % |
| 2011 | 4.2 | -4.41 % |
| 2010 | 4.4 |