| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 |
22.2%
|
|
| 1 | 8 |
44.4%
|
|
| 2 | 3 |
16.7%
|
|
| 3 | 1 |
5.6%
|
|
| 4 | 1 |
5.6%
|
|
| 6 | 1 |
5.6%
|
|
| Sysmiss | 107 |