| Value | Category | Cases | |
|---|---|---|---|
| -1 | 18 |
3.9%
|
|
| 0 | 435 |
93.3%
|
|
| 1 | 6 |
1.3%
|
|
| 2 | 1 |
0.2%
|
|
| 3 | 6 |
1.3%
|
|
| Sysmiss | 43221 |