| Year | Value (Population) |
|---|---|
|
2022 |
4984966 |
|
2021 |
4826627 |
|
2020 |
4673261 |
|
2019 |
4516410 |
|
2018 |
4225910 |
|
2017 |
3960774 |
|
2016 |
3733765 |
|
2015 |
3538492 |
|
2014 |
3330151 |
|
2013 |
3093455 |
| Proportion of population served with at least basic water | 21209993 | Population (2022) |
| Proportion of population with unimproved water | 1888020 | Population (2022) |
| Proportion of population with surface water | 459563 | Population (2022) |