| Value | Category | Cases | |
|---|---|---|---|
| 0 | 764 |
93.9%
|
|
| 1 | 30 |
3.7%
|
|
| 2 | 10 |
1.2%
|
|
| 3 | 10 |
1.2%
|
|
| Sysmiss | 1153 |