| Value | Category | Cases | |
|---|---|---|---|
| -95 | Refused | 0 |
0%
|
| 1 | Very often | 58 |
3.1%
|
| 2 | Often | 155 |
8.2%
|
| 3 | Sometimes | 811 |
42.8%
|
| 4 | Never | 869 |
45.9%
|
| r | 1 |
0.1%
|
|
| Sysmiss | 841 |