| Value | Category | Cases | |
|---|---|---|---|
| 50 | 7 |
24.1%
|
|
| 60 | 14 |
48.3%
|
|
| 70 | 4 |
13.8%
|
|
| 80 | 4 |
13.8%
|
|
| Sysmiss | 7 |