| Value | Category | Cases | |
|---|---|---|---|
| 1 | 6 |
2.7%
|
|
| 2 | 19 |
8.5%
|
|
| 3 | 98 |
43.8%
|
|
| 4 | 101 |
45.1%
|
|
| Sysmiss | 4 |