| Value | Category | Cases | |
|---|---|---|---|
| 1 | 105 |
11.4%
|
|
| 3 | 709 |
77%
|
|
| 6 | 84 |
9.1%
|
|
| 9 | 23 |
2.5%
|
|
| Sysmiss | 1 |