Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2021 | 19.4 | 21.16 % |
| 2020 | 16.0 | -0.04 % |
| 2019 | 16.0 | -1.15 % |
| 2018 | 16.2 | -0.87 % |
| 2017 | 16.3 | 9.00 % |
| 2016 | 15.0 | -6.90 % |
| 2015 | 16.1 | 2.65 % |
| 2014 | 15.7 | 3.47 % |
| 2013 | 15.2 | 6.94 % |
| 2012 | 14.2 | 1.11 % |
| 2011 | 14.0 | 7.15 % |
| 2010 | 13.1 |