| Value | Category | Cases | |
|---|---|---|---|
| 1 | Once | 17 |
33.3%
|
| 2 | Twice | 12 |
23.5%
|
| 3 | Thrice or more | 22 |
43.1%
|
| 98 | Don't Know | 0 |
0%
|
| Sysmiss | 1488 |