| Year | Value (Population) |
|---|---|
|
2022 |
2398877 |
|
2021 |
2376125 |
|
2020 |
2350249 |
|
2019 |
2322873 |
|
2018 |
2294198 |
|
2017 |
2234393 |
|
2016 |
2174497 |
|
2015 |
2115047 |
|
2014 |
2056476 |
|
2013 |
1999032 |
| Proportion of population served with piped water | 6780744 | Population (2022) |
| Proportion of population with unimproved water | 4301 | Population (2018) |
| Proportion of population with surface water | 5478 | Population (2016) |