| Year | Value (Population) |
|---|---|
|
2020 |
3719069 |
|
2019 |
3610288 |
|
2018 |
3500421 |
|
2017 |
3384288 |
|
2016 |
3270439 |
|
2015 |
3097866 |
|
2014 |
2930389 |
|
2013 |
2777145 |
|
2012 |
2639358 |
|
2011 |
2509482 |
| Proportion of population served with at least basic sanitation | 14459841 | Population (2022) |
| Proportion of population served with open defecation sanitation | 7687682 | Population (2020) |
| Proportion of population with unimproved sanitation | 16638714 | Population (2020) |