| Value | Category | Cases | |
|---|---|---|---|
| 1 | 220 |
35.7%
|
|
| 6 | 156 |
25.3%
|
|
| 8 | 230 |
37.3%
|
|
| 9 | 11 |
1.8%
|
|
| Sysmiss | 1 |