| Year | Value (Population) |
|---|---|
|
2022 |
3737439 |
|
2021 |
3658893 |
|
2020 |
3578654 |
|
2019 |
3574000 |
|
2018 |
3564469 |
|
2017 |
3550892 |
|
2016 |
3533456 |
|
2015 |
3512930 |
|
2014 |
3489112 |
|
2013 |
3461696 |
| Proportion of population served with at least basic water | 70732742 | Population (2022) |
| Proportion of population served with piped water | 6885787 | Population (2022) |
| Proportion of population with surface water | 1336981 | Population (2022) |