| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 12 |
3.3%
|
| 2 | Monthly | 29 |
8.1%
|
| 3 | A few times a year | 95 |
26.5%
|
| 4 | Rarely | 91 |
25.3%
|
| 5 | Never | 84 |
23.4%
|
| Sysmiss | 48 |
13.4%
|