| Year | Value (Population) |
|---|---|
|
2022 |
2194052 |
|
2021 |
2176639 |
|
2020 |
2158582 |
|
2019 |
2139431 |
|
2018 |
2300756 |
|
2017 |
2452141 |
|
2016 |
2593607 |
|
2015 |
2725284 |
|
2014 |
2847086 |
|
2013 |
2959271 |
| Proportion of population served with at least basic water | 0.50 | Population (1983) |
| Proportion of population with unimproved water | 2649602 | Population (2022) |
| Proportion of population with surface water | 7839 | Population (2016) |