| Value | Category | Cases | |
|---|---|---|---|
| 1 | 21 |
30.4%
|
|
| 2 | 7 |
10.1%
|
|
| 3 | 6 |
8.7%
|
|
| 4 | 35 |
50.7%
|
|
| Sysmiss | 929 |