| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
102.56 |
|
2019 |
103.37 |
|
2018 |
104.21 |
|
2017 |
105.11 |
|
2016 |
106.13 |
|
2015 |
107.29 |
|
2014 |
108.58 |
|
2013 |
110.02 |
|
2012 |
111.74 |
|
2011 |
113.99 |
| Surface water produced internally | -3.503 | billion cubic meters per year (2027) |
| Groundwater produced internally | 15.20 | billion cubic meters per year (2022) |
| Overlap between surface and groundwater | 71.80 | billion cubic meters per year (2022) |
| Internal renewable water resources | 0.6 | billion cubic meters per year (2020) |