| Value | Category | Cases | |
|---|---|---|---|
| 0 | 28 |
51.9%
|
|
| 1 | 15 |
27.8%
|
|
| 2 | 7 |
13%
|
|
| 3 | 4 |
7.4%
|
|
| Sysmiss | 60 |