| Year | Value (Population) |
|---|---|
|
2022 |
2922742 |
|
2021 |
2828720 |
|
2020 |
2736357 |
|
2019 |
2645388 |
|
2018 |
2556159 |
|
2017 |
2469259 |
|
2016 |
2384926 |
|
2015 |
2303569 |
|
2014 |
2225127 |
|
2013 |
2150056 |
| Proportion of population served with at least basic water | 21209993 | Population (2022) |
| Proportion of population served with piped water | 5173720 | Population (2022) |
| Proportion of population with surface water | 365663 | Population (2022) |