| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 162 |
32.6%
|
| 2 | Less than once a year | 105 |
21.1%
|
| 3 | Once a year to a few times a year | 133 |
26.8%
|
| 4 | Less than once a month | 31 |
6.2%
|
| 5 | At least once a month | 61 |
12.3%
|
| 6 | At least once a week | 5 |
1%
|
| Sysmiss | 8 |