| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
377.52 |
|
2019 |
388.53 |
|
2018 |
399.78 |
|
2017 |
411.26 |
|
2016 |
422.96 |
|
2015 |
434.87 |
|
2014 |
446.98 |
|
2013 |
459.29 |
|
2012 |
471.86 |
|
2011 |
484.8 |
| Surface water produced internally | 5.7 | billion cubic meters per year (2020) |
| Groundwater produced internally | 3.3 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 3 | billion cubic meters per year (2020) |
| Internal renewable water resources | 6 | billion cubic meters per year (2020) |