| Value | Category | Cases | |
|---|---|---|---|
| 0 | 989 |
65.7%
|
|
| 1 | 382 |
25.4%
|
|
| 2 | 103 |
6.8%
|
|
| 3 | 31 |
2.1%
|
|
| Sysmiss | 752 |