| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 11 |
11.3%
|
| 1 | Once | 33 |
34%
|
| 2 | Few | 34 |
35.1%
|
| 3 | Many | 19 |
19.6%
|
| Sysmiss | 7763 |