| Value | Category | Cases | |
|---|---|---|---|
| 8 | 6 |
24%
|
|
| 9 | 6 |
24%
|
|
| 10 | 7 |
28%
|
|
| 11 | 3 |
12%
|
|
| 12 | 2 |
8%
|
|
| 13 | 1 |
4%
|
|
| Sysmiss | 897 |