| Year | Value (Population) |
|---|---|
|
2017 |
91952 |
|
2016 |
90183 |
|
2015 |
88330 |
|
2014 |
86403 |
|
2013 |
84411 |
|
2012 |
96807 |
|
2011 |
110973 |
|
2010 |
124174 |
|
2009 |
136309 |
|
2008 |
147676 |
| Proportion of population served with at least basic water | 14459841 | Population (2022) |
| Proportion of population served with piped water | 591622 | Population (2017) |
| Proportion of population with unimproved water | 377727 | Population (2017) |