| Value | Category | Cases | |
|---|---|---|---|
| 30 | 2 |
22.2%
|
|
| 40 | 4 |
44.4%
|
|
| 50 | 1 |
11.1%
|
|
| 60 | 2 |
22.2%
|
|
| Sysmiss | 840 |