| Value | Category | Cases | |
|---|---|---|---|
| 3 | 6 |
7.9%
|
|
| 4 | 24 |
31.6%
|
|
| 5 | 18 |
23.7%
|
|
| 6 | 28 |
36.8%
|
|
| Sysmiss | 334 |