| Value | Category | Cases | |
|---|---|---|---|
| 1 | A few times last year | 43 |
21.2%
|
| 2 | About once a month | 41 |
20.2%
|
| 3 | About once a week | 77 |
37.9%
|
| 4 | More than once a week | 42 |
20.7%
|
| Sysmiss | 10713 |