| Value | Category | Cases | |
|---|---|---|---|
| 3 | 3 |
7.3%
|
|
| 4 | 5 |
12.2%
|
|
| 5 | 15 |
36.6%
|
|
| 6 | 8 |
19.5%
|
|
| 7 | 10 |
24.4%
|
|
| Sysmiss | 269 |