| Value | Category | Cases | |
|---|---|---|---|
| -1 | 1 |
0.4%
|
|
| 1 | 249 |
98.8%
|
|
| 3 | 1 |
0.4%
|
|
| 13 | 1 |
0.4%
|
|
| Sysmiss | 14 |