| Year | Value (Population) |
|---|---|
|
2022 |
40301198 |
|
2021 |
39998333 |
|
2020 |
39673573 |
|
2019 |
39324632 |
|
2018 |
38962353 |
|
2017 |
38571663 |
|
2016 |
38160082 |
|
2015 |
37747054 |
|
2014 |
37313482 |
|
2013 |
36839841 |
| Proportion of population served with at least basic sanitation | 31905057 | Population (2022) |
| Proportion of population served with shared sanitation | 35731681 | Population (2022) |
| Proportion of population with unimproved sanitation | 40732215 | Population (2022) |