| Value | Category | Cases | |
|---|---|---|---|
| 1 | 13 |
50%
|
|
| 2 | 8 |
30.8%
|
|
| 3 | 4 |
15.4%
|
|
| 9 | 1 |
3.8%
|
|
| Sysmiss | 111 |