| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 3 |
3.2%
|
| 2 | Monthly | 7 |
7.5%
|
| 3 | A few times a year | 41 |
44.1%
|
| 4 | Rarely | 33 |
35.5%
|
| 5 | Never | 9 |
9.7%
|
| Sysmiss | 14 |