| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1192 |
50%
|
| 1 | Just once or twice | 370 |
15.5%
|
| 2 | Several times | 393 |
16.5%
|
| 3 | Many times | 368 |
15.4%
|
| 4 | Always | 63 |
2.6%
|
| 9 | Don't Know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|