| Value | Category | Cases | |
|---|---|---|---|
| 1 | 150 |
16.3%
|
|
| 3 | 622 |
67.5%
|
|
| 6 | 113 |
12.3%
|
|
| 9 | 36 |
3.9%
|
|
| Sysmiss | 1 |