| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
3.6%
|
|
| 1 | 9 |
10.7%
|
|
| 2 | 19 |
22.6%
|
|
| 3 | 20 |
23.8%
|
|
| 4 | 5 |
6%
|
|
| 5 | 7 |
8.3%
|
|
| 6 | 21 |
25%
|
|
| Sysmiss | 915 |