| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
4.4%
|
|
| 2 | 3 |
6.7%
|
|
| 3 | 2 |
4.4%
|
|
| 4 | 9 |
20%
|
|
| 5 | 23 |
51.1%
|
|
| 6 | 6 |
13.3%
|
|
| Sysmiss | 69 |