| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 600 |
50%
|
| 1 | Rarely | 223 |
18.6%
|
| 2 | Often | 106 |
8.8%
|
| 3 | Always | 57 |
4.8%
|
| 9 | Don't know | 214 |
17.8%
|
| 98 | Refused | 0 |
0%
|