| Value | Category | Cases | |
|---|---|---|---|
| 1 | 488 |
53%
|
|
| 3 | 327 |
35.5%
|
|
| 6 | 84 |
9.1%
|
|
| 9 | 22 |
2.4%
|
|
| Sysmiss | 1 |