| Value | Category | Cases | |
|---|---|---|---|
| 0 | 187 |
8.4%
|
|
| 1 | 626 |
28.1%
|
|
| 2 | 137 |
6.2%
|
|
| 3 | 1275 |
57.3%
|
|
| Sysmiss | 4 |