| Value | Category | Cases | |
|---|---|---|---|
| -1 | 60 |
1.1%
|
|
| 0 | 2458 |
44.2%
|
|
| 1 | 2925 |
52.6%
|
|
| 2 | 107 |
1.9%
|
|
| 3 | 9 |
0.2%
|
|
| Sysmiss | 5157 |