| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 80 |
3.8%
|
| 1 | 1 | 1156 |
55.2%
|
| 2 | 2 | 680 |
32.4%
|
| 3 | 3 | 180 |
8.6%
|
| Sysmiss | 204 |