| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 22 |
68.8%
|
| 2 | Once | 7 |
21.9%
|
| 3 | Few times | 2 |
6.3%
|
| 4 | Many times | 1 |
3.1%
|
| Sysmiss | 19968 |