| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 2 |
0.2%
|
| 1 | Often | 16 |
1.6%
|
| 2 | Sometimes | 14 |
1.4%
|
| 3 | Rarely | 34 |
3.4%
|
| 4 | Never | 934 |
93.4%
|