| Value | Category | Cases | |
|---|---|---|---|
| 1 | No treatment | 34022 |
76.8%
|
| 2 | Boiling | 9870 |
22.3%
|
| 3 | Purifier | 35 |
0.1%
|
| 4 | SODIS technology | 35 |
0.1%
|
| 5 | Filtering | 343 |
0.8%
|