| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 21 |
1.7%
|
| 1 | Never | 183 |
14.8%
|
| 2 | Rarely | 437 |
35.3%
|
| 3 | Frequently | 452 |
36.5%
|
| 4 | Always | 144 |
11.6%
|