| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
248.99 |
|
2019 |
253.96 |
|
2018 |
259.15 |
|
2017 |
264.54 |
|
2016 |
270.1 |
|
2015 |
275.79 |
|
2014 |
281.61 |
|
2013 |
287.57 |
|
2012 |
293.68 |
|
2011 |
299.99 |
| Surface water produced internally | 47.4 | billion cubic meters per year (2020) |
| Groundwater produced internally | 55 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 47.4 | billion cubic meters per year (2020) |
| Internal renewable water resources | 55 | billion cubic meters per year (2020) |