| Year | Value (Population) |
|---|---|
|
2021 |
149797 |
|
2020 |
147001 |
|
2019 |
144272 |
|
2018 |
141608 |
|
2017 |
133317 |
|
2016 |
124725 |
|
2015 |
116338 |
|
2014 |
108174 |
|
2013 |
100253 |
|
2012 |
92595 |
| Proportion of population served with at least basic water | 0.50 | Population (1983) |
| Proportion of population served with piped water | 324275 | Population (2021) |
| Proportion of population with surface water | 39698 | Population (2021) |