| Year | Value (Population) |
|---|---|
|
2022 |
15324611 |
|
2021 |
15063687 |
|
2020 |
14655708 |
|
2019 |
14333152 |
|
2018 |
14105029 |
|
2017 |
13877648 |
|
2016 |
13650441 |
|
2015 |
13457799 |
|
2014 |
13314482 |
|
2013 |
13202880 |
| Proportion of population served with at least basic water | 22946872 | Population (2022) |
| Proportion of population with unimproved water | 1048687 | Population (2022) |
| Proportion of population with surface water | 353393 | Population (2022) |