| Year | Value (Population) |
|---|---|
|
2022 |
19578405 |
|
2021 |
19468027 |
|
2020 |
19275433 |
|
2019 |
19014962 |
|
2018 |
18650264 |
|
2017 |
18266121 |
|
2016 |
17931195 |
|
2015 |
17667662 |
|
2014 |
17435333 |
|
2013 |
17209435 |
| Proportion of population served with at least basic water | 240858 | Population (2022) |
| Proportion of population with unimproved water | 6347 | Population (2017) |
| Proportion of population with surface water | 0 | Population (none) |