| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
6.7%
|
|
| 8 | 1 |
6.7%
|
|
| 9 | 7 |
46.7%
|
|
| 10 | 4 |
26.7%
|
|
| 11 | 1 |
6.7%
|
|
| 12 | 1 |
6.7%
|
|
| Sysmiss | 19 |