| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 368 |
32.9%
|
| 1 | Just once or twice | 268 |
23.9%
|
| 2 | Several times | 253 |
22.6%
|
| 3 | Many times | 163 |
14.6%
|
| 4 | Always | 68 |
6.1%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 0 |
0%
|