Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2021 | 32.8 | 6.52 % |
| 2020 | 30.8 | -3.80 % |
| 2019 | 32.0 | 1.65 % |
| 2018 | 31.5 | 1.30 % |
| 2017 | 31.1 | -1.61 % |
| 2016 | 31.6 | 3.81 % |
| 2015 | 30.4 | -1.32 % |
| 2014 | 30.9 | 3.97 % |
| 2013 | 29.7 | 3.62 % |
| 2012 | 28.6 | 6.61 % |
| 2011 | 26.9 | 12.65 % |
| 2010 | 23.8 |