| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
1.4%
|
|
| 1 | 3 |
4.2%
|
|
| 2 | 12 |
16.7%
|
|
| 3 | 18 |
25%
|
|
| 4 | 14 |
19.4%
|
|
| 5 | 7 |
9.7%
|
|
| 6 | 17 |
23.6%
|
|
| Sysmiss | 927 |