| Year | Value (Population) |
|---|---|
|
2022 |
5818028 |
|
2021 |
5763723 |
|
2020 |
5667884 |
|
2019 |
5598810 |
|
2018 |
5530279 |
|
2017 |
5460526 |
|
2016 |
5389815 |
|
2015 |
5317681 |
|
2014 |
5244185 |
|
2013 |
5169635 |
| Proportion of population served with piped water | 9022158 | Population (2022) |
| Proportion of population with unimproved water | 144354 | Population (2022) |
| Proportion of population with surface water | 169615 | Population (2022) |