Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2021 | 19.9 | 7.57 % |
| 2020 | 18.5 | -9.26 % |
| 2019 | 20.4 | 2.35 % |
| 2018 | 19.9 | 2.19 % |
| 2017 | 19.5 | 1.49 % |
| 2016 | 19.2 | -2.28 % |
| 2015 | 19.6 | -0.15 % |
| 2014 | 19.7 | 0.88 % |
| 2013 | 19.5 | -2.17 % |
| 2012 | 19.9 | -8.33 % |
| 2011 | 21.7 | -10.60 % |
| 2010 | 24.3 |