| Year | Value (Population) |
|---|---|
|
2022 |
189150 |
|
2021 |
189294 |
|
2020 |
189286 |
|
2019 |
183478 |
|
2018 |
177637 |
|
2017 |
171705 |
|
2016 |
165066 |
|
2015 |
157877 |
|
2014 |
150456 |
|
2013 |
143131 |
| Proportion of population served with at least basic water | 13077890 | Population (2022) |
| Proportion of population served with piped water | 81374923 | Population (2022) |
| Proportion of population with unimproved water | 629020 | Population (2022) |