| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
6106.77 |
|
2019 |
6141.75 |
|
2018 |
6185.76 |
|
2017 |
6235.9 |
|
2016 |
6287.65 |
|
2015 |
6337.38 |
|
2014 |
6384.05 |
|
2013 |
6428.1 |
|
2012 |
6468.89 |
|
2011 |
6506.18 |
| Surface water produced internally | 55 | billion cubic meters per year (2020) |
| Groundwater produced internally | 6 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 6 | billion cubic meters per year (2020) |
| Internal renewable water resources | 55 | billion cubic meters per year (2020) |