| Year | Value (Population) |
|---|---|
|
2022 |
17564014 |
|
2021 |
17501696 |
|
2020 |
17434557 |
|
2019 |
17363262 |
|
2018 |
17286042 |
|
2017 |
17207198 |
|
2016 |
17124505 |
|
2015 |
17041107 |
|
2014 |
16954081 |
|
2013 |
16867352 |
| Proportion of population served with at least basic water | 13077890 | Population (2022) |
| Proportion of population with unimproved water | 21209993 | Population (2022) |
| Proportion of population with surface water | 14459841 | Population (2022) |