| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 317 |
30.2%
|
| 1 | Just once or twice | 308 |
29.4%
|
| 2 | Many times | 255 |
24.3%
|
| 3 | Always | 168 |
16%
|
| 9 | Don't Know | 0 |
0%
|