| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 14 |
4.5%
|
| 2 | Monthly | 38 |
12.1%
|
| 3 | A few times a year | 114 |
36.4%
|
| 4 | Rarely | 79 |
25.2%
|
| 5 | Never | 21 |
6.7%
|
| Sysmiss | 47 |
15%
|