| Year | Value (Population) |
|---|---|
|
2017 |
421234 |
|
2016 |
423688 |
|
2015 |
420769 |
|
2014 |
416132 |
|
2013 |
411236 |
|
2012 |
416651 |
|
2011 |
421709 |
|
2010 |
426398 |
|
2009 |
430724 |
|
2008 |
434668 |
| Proportion of population served with at least basic water | 0.50 | Population (1983) |
| Proportion of population served with piped water | 22167859 | Population (2022) |
| Proportion of population with unimproved water | 1754531 | Population (2022) |