| Value | Category | Cases | |
|---|---|---|---|
| 0 | 341 |
48.8%
|
|
| 1 | 211 |
30.2%
|
|
| 2 | 90 |
12.9%
|
|
| 3 | 57 |
8.2%
|
|
| Sysmiss | 871 |