| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
9153.32 |
|
2019 |
9302.17 |
|
2018 |
9456.04 |
|
2017 |
9615 |
|
2016 |
9779.1 |
|
2015 |
9948.52 |
|
2014 |
10123.29 |
|
2013 |
10304 |
|
2012 |
10492.22 |
|
2011 |
10690.19 |
| Surface water produced internally | 81.57 | billion cubic meters per year (2020) |
| Groundwater produced internally | 39 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 29.91 | billion cubic meters per year (2020) |
| Internal renewable water resources | 90.66 | billion cubic meters per year (2020) |