| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 21 |
1.7%
|
| 1 | Frequently | 118 |
9.6%
|
| 2 | Occasionally | 712 |
57.9%
|
| 3 | Never | 378 |
30.7%
|