| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 1 |
0.1%
|
| 1 | Often | 60 |
4%
|
| 2 | Sometimes | 221 |
14.7%
|
| 3 | Rarely | 396 |
26.4%
|
| 4 | Never | 821 |
54.8%
|