| Value | Category | Cases | |
|---|---|---|---|
| 1 | 874 |
60.9%
|
|
| 3 | 293 |
20.4%
|
|
| 8 | 203 |
14.1%
|
|
| 9 | 65 |
4.5%
|
|
| Sysmiss | 397 |