| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 |
2.8%
|
|
| 2 | 31 |
21.5%
|
|
| 3 | 41 |
28.5%
|
|
| 4 | 68 |
47.2%
|
|
| Sysmiss | 14 |