| Year | Value (Population) |
|---|---|
|
2022 |
4050133 |
|
2021 |
3829123 |
|
2020 |
3610721 |
|
2019 |
3396526 |
|
2018 |
3189560 |
|
2017 |
2987226 |
|
2016 |
2787249 |
|
2015 |
2593824 |
|
2014 |
2409589 |
|
2013 |
2231418 |
| Proportion of rural population served with at least basic water | 21209993 | Population (2022) |
| Proportion of rural population with unimproved water | 4839348 | Population (2022) |
| Proportion of rural population with rural population with surface water | 3146384 | Population (2022) |