| Value | Category | Cases | |
|---|---|---|---|
| 0 | 16 |
44.4%
|
|
| 1 | 8 |
22.2%
|
|
| 2 | 6 |
16.7%
|
|
| 3 | 3 |
8.3%
|
|
| 4 | 3 |
8.3%
|
|
| Sysmiss | 12 |