| Value | Category | Cases | |
|---|---|---|---|
| 0 | 31 |
43.7%
|
|
| 1 | 23 |
32.4%
|
|
| 2 | 12 |
16.9%
|
|
| 3 | 5 |
7%
|
|
| Sysmiss | 5 |