| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 9 |
10.2%
|
| 2 | Once | 77 |
87.5%
|
| 3 | Few times | 2 |
2.3%
|
| 4 | Many times | 0 |
0%
|
| Sysmiss | 19912 |