| Year | Value (Population) |
|---|---|
|
2007 |
584536 |
|
2006 |
587738 |
|
2005 |
590962 |
|
2004 |
594402 |
|
2003 |
598404 |
|
2002 |
602959 |
|
2001 |
607812 |
|
2000 |
615540 |
| Proportion of population served with piped water | 14459841 | Population (2022) |
| Proportion of population with unimproved water | 40756 | Population (2007) |
| Proportion of population with surface water | 17182 | Population (2007) |