| Value | Category | Cases | |
|---|---|---|---|
| 8 | 10 |
15.4%
|
|
| 9 | 13 |
20%
|
|
| 10 | 11 |
16.9%
|
|
| 13 | 18 |
27.7%
|
|
| 15 | 13 |
20%
|
|
| Sysmiss | 16626 |