| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7 |
5.9%
|
|
| 2 | 14 |
11.9%
|
|
| 3 | 75 |
63.6%
|
|
| 4 | 22 |
18.6%
|
|
| Sysmiss | 4 |