| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 4 |
0.3%
|
| 1 | Frequently | 111 |
7.9%
|
| 2 | Occasionally | 715 |
51.1%
|
| 3 | Never | 569 |
40.6%
|