| Value | Category | Cases | |
|---|---|---|---|
| 1 | 6 |
2.1%
|
|
| 2 | 16 |
5.6%
|
|
| 3 | 106 |
36.9%
|
|
| 4 | 159 |
55.4%
|
|
| Sysmiss | 8 |