| Year | Value (Population) |
|---|---|
|
2022 |
56794 |
|
2021 |
56051 |
|
2020 |
53782 |
|
2019 |
51493 |
|
2018 |
49254 |
|
2017 |
47072 |
|
2016 |
44975 |
|
2015 |
42998 |
|
2014 |
41139 |
|
2013 |
39381 |
| Proportion of population served with at least basic water | 21209993 | Population (2022) |
| Proportion of population served with piped water | 2398559 | Population (2022) |
| Proportion of population with surface water | 18887 | Population (2022) |