| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 2 |
0.2%
|
| 1 | Often | 153 |
12.8%
|
| 2 | Sometimes | 315 |
26.3%
|
| 3 | Rarely | 284 |
23.7%
|
| 4 | Never | 446 |
37.2%
|