| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
32557.91 |
|
2019 |
33346.45 |
|
2018 |
34167.01 |
|
2017 |
35025.04 |
|
2016 |
35928.57 |
|
2015 |
36882.68 |
|
2014 |
37894.86 |
|
2013 |
38965.85 |
|
2012 |
40080.32 |
|
2011 |
41211.11 |
| Surface water produced internally | 10 | billion cubic meters per year (2020) |
| Groundwater produced internally | 4.38 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 4.38 | billion cubic meters per year (2020) |
| Internal renewable water resources | 10 | billion cubic meters per year (2020) |