| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 3956 |
40.9%
|
| 2 | Sometimes | 3777 |
39%
|
| 3 | Often | 1127 |
11.6%
|
| 4 | Always | 807 |
8.3%
|
| 9 | I don’t know | 7 |
0.1%
|
| Sysmiss | 1 |