| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 871 |
36.9%
|
| 1 | Just once or twice | 817 |
34.6%
|
| 2 | Many times | 543 |
23%
|
| 3 | Always | 115 |
4.9%
|
| 9 | Don't Know | 17 |
0.7%
|
| 998 | Refused | 0 |
0%
|