| Year | Value (Population) |
|---|---|
|
2022 |
6484291 |
|
2021 |
6344093 |
|
2020 |
6202269 |
|
2019 |
6061921 |
|
2018 |
5841995 |
|
2017 |
5630276 |
|
2016 |
5424166 |
|
2015 |
5221554 |
|
2014 |
5025267 |
|
2013 |
4837836 |
| Proportion of population served with at least basic water | 2652199 | Population (2022) |
| Proportion of population with unimproved water | 339368 | Population (2022) |
| Proportion of population with surface water | 1203559 | Population (2022) |