| Value | Category | Cases | |
|---|---|---|---|
| 1 | Once | 42 |
89.4%
|
| 2 | Twice | 4 |
8.5%
|
| 3 | Thrice or more | 1 |
2.1%
|
| 98 | Don't Know | 0 |
0%
|
| Sysmiss | 1492 |