| Value | Category | Cases | |
|---|---|---|---|
| 1 | 74 |
9.4%
|
|
| 2 | 82 |
10.4%
|
|
| 3 | 56 |
7.1%
|
|
| 4 | 574 |
73%
|
|
| Sysmiss | 3 |