Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| Date | Valeur | Modifier , % |
|---|---|---|
| 2020 | 14,9 | -2,79 % |
| 2019 | 15,3 | 1,44 % |
| 2018 | 15,1 | 4,03 % |
| 2017 | 14,5 | 3,50 % |
| 2016 | 14,0 | 3,78 % |
| 2015 | 13,5 | 2,92 % |
| 2014 | 13,1 | 4,70 % |
| 2013 | 12,5 | 5,06 % |
| 2012 | 11,9 | 7,60 % |
| 2011 | 11,1 | 5,56 % |
| 2010 | 10,5 | 10,30 % |
| 2009 | 9,5 |