| Value | Category | Cases | |
|---|---|---|---|
| 1 | 50 |
8.1%
|
|
| 3 | 310 |
50.2%
|
|
| 6 | 210 |
34%
|
|
| 9 | 47 |
7.6%
|
|
| Sysmiss | 1 |