| Year | Value (Population) |
|---|---|
|
2022 |
3534457 |
|
2021 |
3466149 |
|
2020 |
3418420 |
|
2019 |
3370995 |
|
2018 |
3323396 |
|
2017 |
3274563 |
|
2016 |
3224552 |
|
2015 |
3173735 |
|
2014 |
3122739 |
|
2013 |
3072309 |
| Proportion of population served with at least basic water | 329221 | Population (2022) |
| Proportion of population with unimproved water | 4576 | Population (2017) |
| Proportion of population with surface water | 10101 | Population (2017) |