| Value | Category | Cases | |
|---|---|---|---|
| 0 | 156 |
3.8%
|
|
| 1 | 488 |
11.8%
|
|
| 2 | 2779 |
67%
|
|
| 3 | 727 |
17.5%
|
|
| Sysmiss | 101 |