| Value | Category | Cases | |
|---|---|---|---|
| 0 | 18 |
8.4%
|
|
| 1 | 84 |
39.1%
|
|
| 2 | 86 |
40%
|
|
| 3 | 27 |
12.6%
|
|
| Sysmiss | 385 |