| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
68.94 |
|
2019 |
70.04 |
|
2018 |
71.21 |
|
2017 |
72.5 |
|
2016 |
73.97 |
|
2015 |
75.67 |
|
2014 |
77.63 |
|
2013 |
79.86 |
|
2012 |
82.32 |
|
2011 |
84.9 |
| Surface water produced internally | 2.2 | billion cubic meters per year (2020) |
| Groundwater produced internally | 2.2 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 2 | billion cubic meters per year (2020) |
| Internal renewable water resources | 2.4 | billion cubic meters per year (2020) |