| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 11 |
7.6%
|
| 2 | Monthly | 20 |
13.8%
|
| 3 | A few times a year | 43 |
29.7%
|
| 4 | Rarely | 43 |
29.7%
|
| 5 | Never | 28 |
19.3%
|
| Sysmiss | 8 |