| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 13 |
9.7%
|
| 2 | Monthly | 17 |
12.7%
|
| 3 | A few times a year | 73 |
54.5%
|
| 4 | Rarely | 23 |
17.2%
|
| 5 | Never | 8 |
6%
|
| Sysmiss | 7 |