| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 5 |
1.5%
|
| 2 | Monthly | 27 |
7.8%
|
| 3 | A few times a year | 84 |
24.4%
|
| 4 | Rarely | 134 |
39%
|
| 5 | Never | 94 |
27.3%
|
| Sysmiss | 52 |