| Value | Category | Cases | |
|---|---|---|---|
| 50 | 12 |
13.8%
|
|
| 60 | 35 |
40.2%
|
|
| 70 | 34 |
39.1%
|
|
| 80 | 3 |
3.4%
|
|
| 100 | 3 |
3.4%
|
|
| Sysmiss | 592 |