| Year | Value (Population) |
|---|---|
|
2022 |
6838286 |
|
2021 |
6729808 |
|
2020 |
6617254 |
|
2019 |
6500595 |
|
2018 |
6384014 |
|
2017 |
6261709 |
|
2016 |
6138513 |
|
2015 |
6056432 |
|
2014 |
5973221 |
|
2013 |
5886564 |
| Proportion of population served with piped water | 13870342 | Population (2022) |
| Proportion of population with unimproved water | 494352 | Population (2022) |
| Proportion of population with surface water | 282474 | Population (2022) |