| Year | Value (Population) |
|---|---|
|
2022 |
42932513 |
|
2021 |
41711838 |
|
2020 |
40497195 |
|
2019 |
39286073 |
|
2018 |
38088720 |
|
2017 |
36890120 |
|
2016 |
35697404 |
|
2015 |
34527816 |
|
2014 |
33363811 |
|
2013 |
32187658 |
| Proportion of rural population served with piped water | 8936914 | Population (2022) |
| Proportion of rural population with unimproved water | 21832515 | Population (2022) |
| Proportion of rural population with rural population with surface water | 9282094 | Population (2022) |