| Value | Category | Cases | |
|---|---|---|---|
| 1 | 266 |
28.9%
|
|
| 3 | 547 |
59.4%
|
|
| 6 | 85 |
9.2%
|
|
| 9 | 23 |
2.5%
|
|
| Sysmiss | 1 |