Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2021 | 47.1 | 6.06 % |
| 2020 | 44.4 | -2.16 % |
| 2019 | 45.4 | 2.58 % |
| 2018 | 44.2 | 2.97 % |
| 2017 | 42.9 | 2.46 % |
| 2016 | 41.9 | 1.82 % |
| 2015 | 41.2 | 1.76 % |
| 2014 | 40.5 | 1.33 % |
| 2013 | 39.9 | 0.91 % |
| 2012 | 39.6 | 1.07 % |
| 2011 | 39.1 | 0.31 % |
| 2010 | 39.0 |