| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
9347.43 |
|
2019 |
9337.3 |
|
2018 |
9331.4 |
|
2017 |
9326.78 |
|
2016 |
9319.44 |
|
2015 |
9306.31 |
|
2014 |
9287.7 |
|
2013 |
9263.76 |
|
2012 |
9230.99 |
|
2011 |
9185.3 |
| Surface water produced internally | 23.05 | billion cubic meters per year (2020) |
| Groundwater produced internally | 6.2 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 2.35 | billion cubic meters per year (2020) |
| Internal renewable water resources | 26.9 | billion cubic meters per year (2020) |