| Value | Category | Cases | |
|---|---|---|---|
| 1 | One/twpo times | 1 |
7.1%
|
| 2 | Two/three times | 1 |
7.1%
|
| 3 | Three/four times | 4 |
28.6%
|
| 4 | All of the above | 1 |
7.1%
|
| 5 | Don’t know | 7 |
50%
|
| Sysmiss | 378 |