| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 31 |
1.7%
|
| -1 | Don't know | 176 |
9.7%
|
| 1 | Never | 459 |
25.4%
|
| 2 | Rarely | 733 |
40.5%
|
| 3 | Frequently | 344 |
19%
|
| 4 | Always | 67 |
3.7%
|