| Value | Category | Cases | |
|---|---|---|---|
| 1 | 256 |
27.8%
|
|
| 3 | 623 |
67.6%
|
|
| 6 | 25 |
2.7%
|
|
| 9 | 17 |
1.8%
|
|
| Sysmiss | 1 |