| Value | Category | Cases | |
|---|---|---|---|
| 0 | 155 |
57%
|
|
| 1 | 83 |
30.5%
|
|
| 2 | 26 |
9.6%
|
|
| 3 | 8 |
2.9%
|
|
| Sysmiss | 3586 |