| Year | Value (Population) |
|---|---|
|
2022 |
3171944 |
|
2021 |
3155928 |
|
2020 |
3134901 |
|
2019 |
3111150 |
|
2018 |
3084481 |
|
2017 |
3056132 |
|
2016 |
3027427 |
|
2015 |
2999289 |
|
2014 |
2973529 |
|
2013 |
2954332 |
| Proportion of population served with at least basic water | 967387 | Population (2022) |
| Proportion of population with unimproved water | 85258 | Population (2022) |
| Proportion of population with surface water | 275 | Population (2022) |