| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
2.8%
|
|
| 2 | 16 |
44.4%
|
|
| 3 | 11 |
30.6%
|
|
| 4 | 8 |
22.2%
|
|
| Sysmiss | 310 |