| Value | Category | Cases | |
|---|---|---|---|
| 1 | 123 |
15.5%
|
|
| 4 | 558 |
70.2%
|
|
| 8 | 85 |
10.7%
|
|
| 9 | 29 |
3.6%
|
|
| Sysmiss | 1 |