| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
3.1%
|
|
| 1 | 4 |
6.2%
|
|
| 2 | 4 |
6.2%
|
|
| 3 | 15 |
23.1%
|
|
| 4 | 13 |
20%
|
|
| 5 | 8 |
12.3%
|
|
| 6 | 19 |
29.2%
|
|
| Sysmiss | 934 |