| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
2307.84 |
|
2019 |
2308.96 |
|
2018 |
2310.65 |
|
2017 |
2312.82 |
|
2016 |
2315.32 |
|
2015 |
2318.05 |
|
2014 |
2320.95 |
|
2013 |
2323.98 |
|
2012 |
2326.92 |
|
2011 |
2329.48 |
| Surface water produced internally | 12.6 | billion cubic meters per year (2020) |
| Groundwater produced internally | 1.73 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 1.73 | billion cubic meters per year (2020) |
| Internal renewable water resources | 12.6 | billion cubic meters per year (2020) |