| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 1 |
0.1%
|
| 1 | Often | 45 |
3.7%
|
| 2 | Sometimes | 174 |
14.1%
|
| 3 | Rarely | 224 |
18.2%
|
| 4 | Never | 786 |
63.9%
|