| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 9 |
56.3%
|
| 1 | Once | 4 |
25%
|
| 2 | Few | 1 |
6.3%
|
| 3 | Many | 2 |
12.5%
|
| Sysmiss | 7844 |