| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
278.38 |
|
2019 |
278.72 |
|
2018 |
279.09 |
|
2017 |
279.49 |
|
2016 |
279.92 |
|
2015 |
280.38 |
|
2014 |
280.87 |
|
2013 |
281.4 |
|
2012 |
281.99 |
|
2011 |
282.7 |
| Surface water produced internally | 0.01 | billion cubic meters per year (2020) |
| Groundwater produced internally | 0.07 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | billion cubic meters per year (2018) | |
| Internal renewable water resources | 0.08 | billion cubic meters per year (2020) |