| Value | Category | Cases | |
|---|---|---|---|
| -8 | 89640 |
59.5%
|
|
| 1 | Once a day | 20558 |
13.7%
|
| 2 | More than once a day | 37403 |
24.8%
|
| 3 | Don't know | 2988 |
2%
|