| Value | Category | Cases | |
|---|---|---|---|
| 0 | 63 |
53.4%
|
|
| 1 | 34 |
28.8%
|
|
| 2 | 15 |
12.7%
|
|
| 3 | 6 |
5.1%
|
|
| Sysmiss | 4 |