| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
37.5%
|
|
| 1 | 1 |
12.5%
|
|
| 6 | 1 |
12.5%
|
|
| 11 | 1 |
12.5%
|
|
| 19 | 1 |
12.5%
|
|
| 20 | 1 |
12.5%
|
|
| Sysmiss | 42 |