| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 1 |
0.1%
|
| 1 | Frequently | 78 |
6.5%
|
| 2 | Occasionally | 801 |
66.8%
|
| 3 | Never | 319 |
26.6%
|