| Year | Value (Population) |
|---|---|
|
2022 |
30565476 |
|
2021 |
30403146 |
|
2020 |
30200846 |
|
2019 |
29974566 |
|
2018 |
29733929 |
|
2017 |
29212672 |
|
2016 |
28930061 |
|
2015 |
28631475 |
|
2014 |
28317505 |
|
2013 |
27990898 |
| Proportion of rural population served with piped water | 18800552 | Population (2022) |
| Proportion of rural population with unimproved water | 1664180 | Population (2022) |
| Proportion of rural population with rural population with surface water | 19638 | Population (2019) |