| Year | Value (Population) |
|---|---|
|
2022 |
13710880 |
|
2021 |
13306289 |
|
2020 |
12912425 |
|
2019 |
12522704 |
|
2018 |
12141196 |
|
2017 |
11766410 |
|
2016 |
11400313 |
|
2015 |
11045635 |
|
2014 |
10701336 |
|
2013 |
10394907 |
| Proportion of population served with at least basic water | 8154947 | Population (2022) |
| Proportion of population with unimproved water | 3763583 | Population (2022) |
| Proportion of population with surface water | 1558351 | Population (2022) |