| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 422 |
35.2%
|
| 1 | Rarely | 305 |
25.4%
|
| 2 | Often | 233 |
19.4%
|
| 3 | Always | 106 |
8.8%
|
| 9 | Don't know | 134 |
11.2%
|
| 998 | Refused | 0 |
0%
|