| Year | Value (Population) |
|---|---|
|
2022 |
462134 |
|
2021 |
459610 |
|
2020 |
458092 |
|
2019 |
455369 |
|
2018 |
450167 |
|
2017 |
444924 |
|
2016 |
456940 |
|
2015 |
505241 |
|
2014 |
551885 |
|
2013 |
596808 |
| Proportion of population served with at least basic water | 5150776 | Population (2022) |
| Proportion of population served with piped water | 16432098 | Population (2022) |
| Proportion of population with surface water | 311308 | Population (2022) |