| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
2913 |
|
2019 |
2987.96 |
|
2018 |
3065.11 |
|
2017 |
3144.35 |
|
2016 |
3225.49 |
|
2015 |
3308.34 |
|
2014 |
3392.84 |
|
2013 |
3478.89 |
|
2012 |
3566.13 |
|
2011 |
3654.06 |
| Surface water produced internally | 74 | billion cubic meters per year (2020) |
| Groundwater produced internally | 37.84 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 35 | billion cubic meters per year (2020) |
| Internal renewable water resources | 76.84 | billion cubic meters per year (2020) |