| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 282 |
96.9%
|
| 1 | Hardly ever | 1 |
0.3%
|
| 2 | Sometimes | 5 |
1.7%
|
| 3 | Yes, quite often | 3 |
1%
|
| Sysmiss | 29 |