| Value | Category | Cases | |
|---|---|---|---|
| -999999999 | 3 |
0.2%
|
|
| 1 | Improved | 719 |
41.6%
|
| 2 | Same | 483 |
27.9%
|
| 3 | Deteriorated | 379 |
21.9%
|
| 4 | No safe water in this period | 146 |
8.4%
|