| Year | Value (Population) |
|---|---|
|
2022 |
9047144 |
|
2021 |
8777695 |
|
2020 |
8509741 |
|
2019 |
8241493 |
|
2018 |
7975018 |
|
2017 |
7711880 |
|
2016 |
7452026 |
|
2015 |
7197689 |
|
2014 |
6948760 |
|
2013 |
6702817 |
| Proportion of population served with at least basic water | 9246749 | Population (2022) |
| Proportion of population served with piped water | 10716285 | Population (2022) |
| Proportion of population with surface water | 3394967 | Population (2022) |