| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 0 | Never | 324 |
29.3%
|
| 1 | Just once or twice | 348 |
31.5%
|
| 2 | Many times | 391 |
35.4%
|
| 3 | Always | 38 |
3.4%
|
| 9 | Don't Know | 2 |
0.2%
|
| 98 | Refused | 0 |
0%
|