| Value | Category | Cases | |
|---|---|---|---|
| 1 | Don't know | 1 |
0.3%
|
| 2 | No, we do not treat it before drinking | 366 |
96.3%
|
| 3 | Yes, SOMETIMES we treat it before drinking | 8 |
2.1%
|
| 4 | Yes, we always treat it before drinking | 5 |
1.3%
|