| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4760 |
72.4%
|
|
| 1 | 1132 |
17.2%
|
|
| 2 | 596 |
9.1%
|
|
| 3 | 86 |
1.3%
|
|
| Sysmiss | 397 |