| Year | Value (Population) |
|---|---|
|
2022 |
629020 |
|
2021 |
625109 |
|
2020 |
620648 |
|
2019 |
740873 |
|
2018 |
861521 |
|
2017 |
982201 |
|
2016 |
1098580 |
|
2015 |
1209721 |
|
2014 |
1316458 |
|
2013 |
1420862 |
| Proportion of population served with at least basic water | 13077890 | Population (2022) |
| Proportion of population served with piped water | 81374923 | Population (2022) |
| Proportion of population with surface water | 189150 | Population (2022) |