| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 215 |
17.9%
|
| 1 | Sometimes | 420 |
35%
|
| 2 | Always | 449 |
37.4%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 115 |
9.6%
|