| Value | Category | Cases | |
|---|---|---|---|
| 1 | 27 |
20.1%
|
|
| 2 | 11 |
8.2%
|
|
| 8 | 72 |
53.7%
|
|
| 9 | 24 |
17.9%
|
|
| Sysmiss | 7 |