| Value | Category | Cases | |
|---|---|---|---|
| 1 | 15 |
27.3%
|
|
| 2 | 21 |
38.2%
|
|
| 3 | 1 |
1.8%
|
|
| 4 | 18 |
32.7%
|
|
| Sysmiss | 4723 |