| Value | Category | Cases | |
|---|---|---|---|
| 50 | 23 |
11.4%
|
|
| 60 | 64 |
31.8%
|
|
| 70 | 78 |
38.8%
|
|
| 75 | 20 |
10%
|
|
| 80 | 14 |
7%
|
|
| 90 | 1 |
0.5%
|
|
| 100 | 1 |
0.5%
|
|
| Sysmiss | 648 |