| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
849.61 |
|
2019 |
872.8 |
|
2018 |
896.82 |
|
2017 |
921.68 |
|
2016 |
947.38 |
|
2015 |
973.91 |
|
2014 |
1001.28 |
|
2013 |
1029.53 |
|
2012 |
1058.66 |
|
2011 |
1088.7 |
| Surface water produced internally | 10 | billion cubic meters per year (2020) |
| Groundwater produced internally | 1.8 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 1.5 | billion cubic meters per year (2020) |
| Internal renewable water resources | 10.3 | billion cubic meters per year (2020) |