| Value | Category | Cases | |
|---|---|---|---|
| 1 | 39 |
5.6%
|
|
| 2 | 29 |
4.2%
|
|
| 3 | 32 |
4.6%
|
|
| 4 | 594 |
85.6%
|
|
| Sysmiss | 3 |