| Year | Value (Population) |
|---|---|
|
2022 |
18634826 |
|
2021 |
18730226 |
|
2020 |
18788188 |
|
2019 |
18811434 |
|
2018 |
18807604 |
|
2017 |
18787956 |
|
2016 |
18751806 |
|
2015 |
18712694 |
|
2014 |
18671998 |
|
2013 |
18639512 |
| Proportion of rural population served with at least basic water | 21209993 | Population (2022) |
| Proportion of rural population with unimproved water | 14459841 | Population (2022) |
| Proportion of rural population with rural population with surface water | 70732742 | Population (2022) |