Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2020 | 32.7 | -3.68 % |
| 2019 | 34.0 | 3.85 % |
| 2018 | 32.7 | 11.93 % |
| 2017 | 29.2 | 1.82 % |
| 2016 | 28.7 | 4.33 % |
| 2015 | 27.5 | 0.24 % |
| 2014 | 27.4 | 6.37 % |
| 2013 | 25.8 | 1.27 % |
| 2012 | 25.5 | 3.65 % |
| 2011 | 24.6 | -1.40 % |
| 2010 | 24.9 | 6.25 % |
| 2009 | 23.5 |