| Year | Value (Population) |
|---|---|
|
2016 |
328585 |
|
2015 |
321990 |
|
2014 |
316320 |
|
2013 |
309738 |
|
2012 |
301698 |
|
2011 |
296144 |
|
2010 |
289084 |
|
2009 |
281547 |
|
2008 |
272616 |
|
2007 |
260799 |
| Proportion of population served with at least basic sanitation | 21209993 | Population (2022) |
| Proportion of population served with open defecation sanitation | 2254875 | Population (2016) |
| Proportion of population with unimproved sanitation | 380013 | Population (2016) |