| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 584 |
24.3%
|
| 1 | Rarely | 1073 |
44.7%
|
| 2 | Often | 561 |
23.4%
|
| 3 | Always | 125 |
5.2%
|
| 9 | Don't know | 57 |
2.4%
|
| 998 | Refused | 0 |
0%
|