| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3079 |
68.6%
|
|
| 1 | 1062 |
23.7%
|
|
| 2 | 254 |
5.7%
|
|
| 3 | 94 |
2.1%
|
|
| Sysmiss | 92 |