| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7 |
25%
|
|
| 2 | 8 |
28.6%
|
|
| 3 | 8 |
28.6%
|
|
| 4 | 1 |
3.6%
|
|
| 6 | 1 |
3.6%
|
|
| 12 | 3 |
10.7%
|
|
| Sysmiss | 821 |