| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
6230.82 |
|
2019 |
6352.86 |
|
2018 |
6478.84 |
|
2017 |
6607.64 |
|
2016 |
6737.54 |
|
2015 |
6867 |
|
2014 |
6995.47 |
|
2013 |
7123.08 |
|
2012 |
7250.7 |
|
2011 |
7379.95 |
| Surface water produced internally | 8.13 | billion cubic meters per year (2020) |
| Groundwater produced internally | 0.89 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 0.8 | billion cubic meters per year (2020) |
| Internal renewable water resources | 8.22 | billion cubic meters per year (2020) |