| Value | Category | Cases | |
|---|---|---|---|
| 2 | 2 |
1.1%
|
|
| 3 | 15 |
8.4%
|
|
| 4 | 55 |
30.9%
|
|
| 5 | 60 |
33.7%
|
|
| 6 | 46 |
25.8%
|
|
| Sysmiss | 54 |