| Value | Category | Cases | |
|---|---|---|---|
| 2 | 4 |
4.4%
|
|
| 3 | 11 |
12.2%
|
|
| 4 | 24 |
26.7%
|
|
| 5 | 27 |
30%
|
|
| 6 | 15 |
16.7%
|
|
| 7 | 9 |
10%
|
|
| Sysmiss | 83 |