| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
303.64 |
|
2019 |
308.15 |
|
2018 |
312.85 |
|
2017 |
317.76 |
|
2016 |
322.89 |
|
2015 |
328.23 |
|
2014 |
333.82 |
|
2013 |
339.64 |
|
2012 |
345.57 |
|
2011 |
351.42 |
| Surface water produced internally | 0.3 | billion cubic meters per year (2020) |
| Groundwater produced internally | 0.02 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 0.02 | billion cubic meters per year (2020) |
| Internal renewable water resources | 0.3 | billion cubic meters per year (2020) |