| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
4.8%
|
|
| 1 | 11 |
17.7%
|
|
| 2 | 19 |
30.6%
|
|
| 3 | 21 |
33.9%
|
|
| 4 | 5 |
8.1%
|
|
| 5 | 3 |
4.8%
|
|
| Sysmiss | 14 |