| Value | Category | Cases | |
|---|---|---|---|
| 1 | Once | 43 |
76.8%
|
| 2 | Twice | 7 |
12.5%
|
| 3 | Three times | 5 |
8.9%
|
| 4 | 4-9 times | 1 |
1.8%
|
| 5 | 10 or more times | 0 |
0%
|
| Sysmiss | 16426 |