| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
3.1%
|
|
| 1 | 2 |
6.3%
|
|
| 3 | 16 |
50%
|
|
| 4 | 6 |
18.8%
|
|
| 5 | 4 |
12.5%
|
|
| 6 | 3 |
9.4%
|
|
| Sysmiss | 753 |