| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 613 |
51.1%
|
| 1 | Just once or twice | 190 |
15.8%
|
| 2 | Several times | 222 |
18.5%
|
| 3 | Many times | 108 |
9%
|
| 4 | Always | 66 |
5.5%
|
| 9 | Don't Know | 1 |
0.1%
|
| 998 | Refused | 0 |
0%
|