| Value | Category | Cases | |
|---|---|---|---|
| -9 | 511 |
0.7%
|
|
| 0 | 2 |
0%
|
|
| 1 | 1042 |
1.5%
|
|
| 2 | 68231 |
97.8%
|
|
| Sysmiss | 42 |