| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
2409.73 |
|
2019 |
2421.92 |
|
2018 |
2434.3 |
|
2017 |
2446.73 |
|
2016 |
2459.04 |
|
2015 |
2471.1 |
|
2014 |
2482.87 |
|
2013 |
2494.39 |
|
2012 |
2505.64 |
|
2011 |
2516.68 |
| Surface water produced internally | 12.05 | billion cubic meters per year (2020) |
| Groundwater produced internally | 6.15 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 2.57 | billion cubic meters per year (2020) |
| Internal renewable water resources | 15.63 | billion cubic meters per year (2020) |