| Year | Value (cubic meters per year) |
|---|---|
|
2020 |
8513.53 |
|
2019 |
8563.66 |
|
2018 |
8615.2 |
|
2017 |
8668.51 |
|
2016 |
8724.03 |
|
2015 |
8782.15 |
|
2014 |
8842.91 |
|
2013 |
8906.43 |
|
2012 |
8973.27 |
|
2011 |
9044.11 |
| Surface water produced internally | 2662.00 | billion cubic meters per year (2020) |
| Groundwater produced internally | 1383.00 | billion cubic meters per year (2020) |
| Overlap between surface and groundwater | 1227.00 | billion cubic meters per year (2020) |
| Internal renewable water resources | 2818.00 | billion cubic meters per year (2020) |