| Year | Value (Population) |
|---|---|
|
2022 |
11429599 |
|
2021 |
11099838 |
|
2020 |
10772690 |
|
2019 |
10444687 |
|
2018 |
10117874 |
|
2017 |
9791693 |
|
2016 |
9465516 |
|
2015 |
9139634 |
|
2014 |
8813951 |
|
2013 |
8488170 |
| Proportion of population served with at least basic water | 9209360 | Population (2022) |
| Proportion of population with unimproved water | 1486325 | Population (2022) |
| Proportion of population with surface water | 455883 | Population (2022) |