| Year | Value (Population) |
|---|---|
|
2022 |
10313189 |
|
2021 |
9905851 |
|
2020 |
9504475 |
|
2019 |
9112731 |
|
2018 |
8733007 |
|
2017 |
8364800 |
|
2016 |
8009064 |
|
2015 |
7665944 |
|
2014 |
7334235 |
|
2013 |
7014735 |
| Proportion of population served with piped water | 13391934 | Population (2022) |
| Proportion of population with unimproved water | 1878957 | Population (2022) |
| Proportion of population with surface water | 29189 | Population (2022) |