| Year | Value (Population) |
|---|---|
|
2022 |
11669480 |
|
2021 |
11350687 |
|
2020 |
11033741 |
|
2019 |
10714725 |
|
2018 |
10395881 |
|
2017 |
10085084 |
|
2016 |
9774428 |
|
2015 |
9455883 |
|
2014 |
9131311 |
|
2013 |
8825611 |
| Proportion of population served with at least basic water | 21209993 | Population (2022) |
| Proportion of population with unimproved water | 3339309 | Population (2022) |
| Proportion of population with surface water | 1176069 | Population (2022) |