| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 26 |
19.5%
|
| 2 | Less than once a year | 23 |
17.3%
|
| 3 | Once a year to a few times a year | 53 |
39.8%
|
| 4 | Less than once a month | 10 |
7.5%
|
| 5 | At least once a month | 14 |
10.5%
|
| 6 | At least once a week | 7 |
5.3%
|
| -99 | 2 | ||
| Sysmiss | 25 |