| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 3 |
0.2%
|
| 0 | Never | 442 |
34.6%
|
| 1 | Just once or twice | 382 |
29.9%
|
| 2 | Many times | 370 |
29%
|
| 3 | Always | 81 |
6.3%
|
| 9 | Don't Know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|