| Year | Value (Population) |
|---|---|
|
2022 |
34737992 |
|
2021 |
32830986 |
|
2020 |
31296050 |
|
2019 |
29763273 |
|
2018 |
28250264 |
|
2017 |
26753257 |
|
2016 |
25266110 |
|
2015 |
23805269 |
|
2014 |
22373893 |
|
2013 |
20965503 |
| Proportion of rural population served with piped water | 30515342 | Population (2022) |
| Proportion of rural population with unimproved water | 19400623 | Population (2022) |
| Proportion of rural population with rural population with surface water | 5136665 | Population (2022) |