| Value | Category | Cases | |
|---|---|---|---|
| 1 | Once | 11 |
19.6%
|
| 2 | Twice | 19 |
33.9%
|
| 3 | Thrice or more | 26 |
46.4%
|
| 98 | Don't Know | 0 |
0%
|
| Sysmiss | 1483 |