| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
3.1%
|
|
| 1 | 5 |
7.7%
|
|
| 2 | 12 |
18.5%
|
|
| 3 | 14 |
21.5%
|
|
| 4 | 6 |
9.2%
|
|
| 5 | 6 |
9.2%
|
|
| 6 | 9 |
13.8%
|
|
| 7 | 11 |
16.9%
|
|
| Sysmiss | 8930 |