| Value | Category | Cases | |
|---|---|---|---|
| 50 | 20 |
24.1%
|
|
| 60 | 23 |
27.7%
|
|
| 70 | 35 |
42.2%
|
|
| 80 | 4 |
4.8%
|
|
| 100 | 1 |
1.2%
|
|
| Sysmiss | 766 |