| Value | Category | Cases | |
|---|---|---|---|
| 12 | 35 |
72.9%
|
|
| 13 | 8 |
16.7%
|
|
| 14 | 4 |
8.3%
|
|
| 15 | 1 |
2.1%
|
|
| Sysmiss | 425 |