| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
16.7%
|
|
| 2 | 3 |
50%
|
|
| 4 | 1 |
16.7%
|
|
| 15 | 1 |
16.7%
|
|
| Sysmiss | 993 |