| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1 |
0.1%
|
| 2 | Rarely | 386 |
46.8%
|
| 3 | Sometimes | 336 |
40.8%
|
| 4 | Often | 101 |
12.3%
|
| Sysmiss | 5181 |