| Year | Value (Population) |
|---|---|
|
2007 |
501471 |
|
2006 |
504703 |
|
2005 |
507956 |
|
2004 |
511397 |
|
2003 |
515325 |
|
2002 |
519737 |
|
2001 |
524407 |
|
2000 |
531700 |
| Proportion of rural population served with piped water | 70732742 | Population (2022) |
| Proportion of rural population with unimproved water | 40756 | Population (2007) |
| Proportion of rural population with rural population with surface water | 17182 | Population (2007) |