| Value | Category | Cases | |
|---|---|---|---|
| -1 | 2 |
0.1%
|
|
| 0 | 1572 |
43.5%
|
|
| 1 | 86 |
2.4%
|
|
| 2 | 220 |
6.1%
|
|
| 3 | 1733 |
48%
|
|
| Sysmiss | 7103 |