| Value | Category | Cases | |
|---|---|---|---|
| 4 | 1 |
0.6%
|
|
| 9 | 38 |
24.5%
|
|
| 10 | 53 |
34.2%
|
|
| 11 | 53 |
34.2%
|
|
| 12 | 10 |
6.5%
|
|
| Sysmiss | 745 |