| Value | Category | Cases | |
|---|---|---|---|
| 0 | 278 |
25.4%
|
|
| 1 | 73 |
6.7%
|
|
| 2 | 597 |
54.6%
|
|
| 3 | 146 |
13.3%
|
|
| Sysmiss | 30767 |