| Value | Category | Cases | |
|---|---|---|---|
| 0 | 675 |
71.7%
|
|
| 1 | 20 |
2.1%
|
|
| 2 | 136 |
14.4%
|
|
| 3 | 111 |
11.8%
|
|
| Sysmiss | 3 |