Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2021 | 4.2 | 7.76 % |
| 2020 | 3.9 | 10.58 % |
| 2019 | 3.6 | -37.45 % |
| 2018 | 5.7 | 31.68 % |
| 2017 | 4.3 | -12.20 % |
| 2016 | 4.9 | 3.13 % |
| 2015 | 4.8 | 17.54 % |
| 2014 | 4.1 | 7.01 % |
| 2013 | 3.8 | 12.41 % |
| 2012 | 3.4 | 18.79 % |
| 2011 | 2.8 | 11.93 % |
| 2010 | 2.5 |