Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2021 | 4.3 | 0.91 % |
| 2020 | 4.2 | -6.05 % |
| 2019 | 4.5 | 1.93 % |
| 2018 | 4.4 | 11.05 % |
| 2017 | 4.0 | 19.39 % |
| 2016 | 3.3 | 3.03 % |
| 2015 | 3.2 | -9.79 % |
| 2014 | 3.6 | 7.04 % |
| 2013 | 3.3 | 2.81 % |
| 2012 | 3.2 | -11.13 % |
| 2011 | 3.7 | -8.70 % |
| 2010 | 4.0 |