| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 8 |
0.8%
|
| -1 | Don't know | 16 |
1.6%
|
| 1 | Often | 22 |
2.2%
|
| 2 | Sometimes | 167 |
16.7%
|
| 3 | Rarely | 210 |
21%
|
| 4 | Never | 577 |
57.7%
|