| Value | Category | Cases | |
|---|---|---|---|
| 6 | 756 |
5.8%
|
|
| 7 | 4432 |
34%
|
|
| 8 | 4287 |
32.9%
|
|
| 9 | 3554 |
27.3%
|
|
| Sysmiss | 3743 |