| Year | Value (Population) |
|---|---|
|
2022 |
1754531 |
|
2021 |
1698027 |
|
2020 |
1664816 |
|
2019 |
1641371 |
|
2018 |
1636667 |
|
2017 |
1201520 |
|
2016 |
1153804 |
|
2015 |
1091518 |
|
2014 |
1025749 |
|
2013 |
960574 |
| Proportion of population served with at least basic water | 0.50 | Population (1983) |
| Proportion of population served with piped water | 22167859 | Population (2022) |
| Proportion of population with surface water | 421234 | Population (2017) |