| Value | Category | Cases | |
|---|---|---|---|
| 1 | Boil | 3149 |
35%
|
| 2 | Strained through cloth | 12 |
0.1%
|
| 3 | Ceramic, sand or other filter | 96 |
1.1%
|
| 4 | Purifying tablets/bleach chlorine | 71 |
0.8%
|
| 5 | Sedimentation | 87 |
1%
|
| 6 | Nothing is done | 5397 |
60%
|
| 7 | We buy treated water | 188 |
2.1%
|