| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 2 |
0.2%
|
| 1 | Often | 77 |
6.4%
|
| 2 | Sometimes | 151 |
12.6%
|
| 3 | Rarely | 161 |
13.4%
|
| 4 | Never | 812 |
67.5%
|