Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2021 | 20.0 | 6.94 % |
| 2020 | 18.7 | 2.01 % |
| 2019 | 18.4 | 5.89 % |
| 2018 | 17.4 | 6.60 % |
| 2017 | 16.3 | 6.20 % |
| 2016 | 15.3 | 5.96 % |
| 2015 | 14.5 | 3.92 % |
| 2014 | 13.9 | 4.33 % |
| 2013 | 13.3 | 5.79 % |
| 2012 | 12.6 | 6.45 % |
| 2011 | 11.8 | 6.62 % |
| 2010 | 11.1 |