| Value | Category | Cases | |
|---|---|---|---|
| 1 | 16 |
1%
|
|
| 2 | Don't know | 131 |
7.8%
|
| 3 | No, do not treat it before drinking | 1063 |
63.2%
|
| 4 | Yes, SOMETIMES treat it before drinking | 172 |
10.2%
|
| 5 | Yes, we always treat it before drinking | 301 |
17.9%
|