| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 4 |
0.4%
|
| -1 | Don't know | 17 |
1.7%
|
| 1 | Often | 33 |
3.3%
|
| 2 | Sometimes | 209 |
20.9%
|
| 3 | Rarely | 221 |
22.1%
|
| 4 | Never | 516 |
51.6%
|