Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2021 | 20.3 | 3.92 % |
| 2020 | 19.5 | -16.24 % |
| 2019 | 23.3 | 2.20 % |
| 2018 | 22.8 | 7.35 % |
| 2017 | 21.2 | 5.64 % |
| 2016 | 20.1 | 2.52 % |
| 2015 | 19.6 | 5.05 % |
| 2014 | 18.7 | 1.82 % |
| 2013 | 18.3 | -1.06 % |
| 2012 | 18.5 | 1.54 % |
| 2011 | 18.3 | 16.11 % |
| 2010 | 15.7 |