| Value | Category | Cases | |
|---|---|---|---|
| 1 | Rarely (once or twice) | 112 |
13.3%
|
| 2 | Sometimes (3 to 10 times) | 514 |
61%
|
| 3 | Often (more than 10 times) | 216 |
25.7%
|
| Sysmiss | 350 |