| Year | Value (Population) |
|---|---|
|
2019 |
24679263 |
|
2018 |
24308011 |
|
2017 |
23926325 |
|
2016 |
23539274 |
|
2015 |
23171116 |
|
2014 |
22757382 |
|
2013 |
22338551 |
|
2012 |
21897802 |
|
2011 |
21468917 |
|
2010 |
21074382 |
| Proportion of population served with at least basic water | 0.50 | Population (1983) |
| Proportion of population with unimproved water | 7924 | Population (2022) |
| Proportion of population with surface water | 10027 | Population (2013) |