| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
2135.93 |
|
2019 |
2147.19 |
|
2018 |
2159.61 |
|
2017 |
2173.02 |
|
2016 |
2187.1 |
|
2015 |
2201.63 |
|
2014 |
2216.34 |
|
2013 |
2231.32 |
|
2012 |
2247.18 |
|
2011 |
2264.85 |
| Surface water produced internally | 144.2 | billion cubic meters per year (2020) |
| Groundwater produced internally | 9.8 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 9 | billion cubic meters per year (2020) |
| Internal renewable water resources | 145 | billion cubic meters per year (2020) |