| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 13 |
6.8%
|
| 2 | Monthly | 48 |
25.1%
|
| 3 | A few times a year | 95 |
49.7%
|
| 4 | Rarely | 29 |
15.2%
|
| 5 | Never | 6 |
3.1%
|
| Sysmiss | 12 |