Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2020 | 13.7 | -9.90 % |
| 2019 | 15.2 | -2.00 % |
| 2018 | 15.5 | -2.62 % |
| 2017 | 15.9 | 2.82 % |
| 2016 | 15.5 | -2.08 % |
| 2015 | 15.8 | 2.73 % |
| 2014 | 15.4 | -2.51 % |
| 2013 | 15.8 | 2.41 % |
| 2012 | 15.4 | -1.03 % |
| 2011 | 15.5 | 4.13 % |
| 2010 | 14.9 | 8.15 % |
| 2009 | 13.8 |