| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
6460.78 |
|
2019 |
6520.67 |
|
2018 |
6582.34 |
|
2017 |
6645.86 |
|
2016 |
6711.34 |
|
2015 |
6778.81 |
|
2014 |
6848.43 |
|
2013 |
6920.08 |
|
2012 |
6993.14 |
|
2011 |
7066.71 |
| Surface water produced internally | 276 | billion cubic meters per year (2020) |
| Groundwater produced internally | 128 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 112 | billion cubic meters per year (2020) |
| Internal renewable water resources | 292 | billion cubic meters per year (2020) |