| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 12 |
1.2%
|
| -1 | Don't know | 4 |
0.4%
|
| 1 | Frequently | 136 |
13.6%
|
| 2 | Occasionally | 549 |
54.9%
|
| 3 | Never | 299 |
29.9%
|