| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
3.1%
|
|
| 2 | 12 |
37.5%
|
|
| 3 | 5 |
15.6%
|
|
| 4 | 14 |
43.8%
|
|
| Sysmiss | 4809 |