| Value | Category | Cases | |
|---|---|---|---|
| 4 | 2 |
2.9%
|
|
| 5 | 6 |
8.6%
|
|
| 6 | 6 |
8.6%
|
|
| 7 | 18 |
25.7%
|
|
| 8 | 38 |
54.3%
|
|
| Sysmiss | 216 |