| Value | Category | Cases | |
|---|---|---|---|
| 25 | 1 |
1.5%
|
|
| 40 | 1 |
1.5%
|
|
| 50 | 22 |
33.3%
|
|
| 60 | 8 |
12.1%
|
|
| 70 | 24 |
36.4%
|
|
| 80 | 10 |
15.2%
|
|
| Sysmiss | 783 |