| Value | Category | Cases | |
|---|---|---|---|
| 0 | 77 |
3.6%
|
|
| 1 | 781 |
36.7%
|
|
| 2 | 912 |
42.8%
|
|
| 3 | 224 |
10.5%
|
|
| 4 | 136 |
6.4%
|
|
| Sysmiss | 33 |