| Value | Category | Cases | |
|---|---|---|---|
| -999 | Refused | 0 |
0%
|
| 1 | Never | 35 |
25.9%
|
| 2 | A few times per year | 16 |
11.9%
|
| 3 | A few times per month | 28 |
20.7%
|
| 4 | A few times per week | 34 |
25.2%
|
| 5 | Every day | 22 |
16.3%
|