| Value | Category | Cases | |
|---|---|---|---|
| 7 | 1 |
3.4%
|
|
| 9 | 5 |
17.2%
|
|
| 10 | 12 |
41.4%
|
|
| 11 | 9 |
31%
|
|
| 12 | 2 |
6.9%
|
|
| Sysmiss | 371 |