| Year | Value (Population) |
|---|---|
|
2022 |
37175466 |
|
2021 |
36354718 |
|
2020 |
35523573 |
|
2019 |
34550058 |
|
2018 |
33598356 |
|
2017 |
32654301 |
|
2016 |
31753597 |
|
2015 |
30844414 |
|
2014 |
29883002 |
|
2013 |
28721962 |
| Proportion of population served with at least basic water | 17193400 | Population (2022) |
| Proportion of population with unimproved water | 49872 | Population (2019) |
| Proportion of population with surface water | 327531 | Population (2022) |