| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
1.1%
|
|
| 1 | 166 |
26.9%
|
|
| 2 | 269 |
43.5%
|
|
| 3 | 176 |
28.5%
|
|
| Sysmiss | 1333 |