| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
26000.12 |
|
2019 |
26361.28 |
|
2018 |
26732.69 |
|
2017 |
27115.51 |
|
2016 |
27511.34 |
|
2015 |
27921.58 |
|
2014 |
28347.22 |
|
2013 |
28788.57 |
|
2012 |
29245.47 |
|
2011 |
29717.16 |
| Surface water produced internally | 277.4 | billion cubic meters per year (2020) |
| Groundwater produced internally | 130 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 103.9 | billion cubic meters per year (2020) |
| Internal renewable water resources | 303.5 | billion cubic meters per year (2020) |