| Value | Category | Cases | |
|---|---|---|---|
| 1 | One time | 41 |
50%
|
| 2 | Two times | 11 |
13.4%
|
| 3 | Three or more times | 28 |
34.1%
|
| 8 | Dk / don?t remember | 2 |
2.4%
|
| 9 | No response | 0 |
0%
|
| Sysmiss | 8451 |