| Value | Category | Cases | |
|---|---|---|---|
| 4 | 1 |
5.3%
|
|
| 5 | 6 |
31.6%
|
|
| 6 | 5 |
26.3%
|
|
| 12 | 6 |
31.6%
|
|
| 13 | 1 |
5.3%
|
|
| Sysmiss | 291 |