| Value | Category | Cases | |
|---|---|---|---|
| 0 | 34 |
12.6%
|
|
| 1 | 39 |
14.4%
|
|
| 2 | 67 |
24.8%
|
|
| 3 | 72 |
26.7%
|
|
| 4 | 58 |
21.5%
|
|
| Sysmiss | 14 |