| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.1%
|
| -1 | Don't know | 3 |
0.2%
|
| 1 | Often | 138 |
9.2%
|
| 2 | Sometimes | 337 |
22.5%
|
| 3 | Rarely | 416 |
27.8%
|
| 4 | Never | 603 |
40.2%
|