| Value | Category | Cases | |
|---|---|---|---|
| -1 | 14 |
0.2%
|
|
| 1 | 5908 |
75.3%
|
|
| 2 | 1594 |
20.3%
|
|
| 3 | 296 |
3.8%
|
|
| 4 | 39 |
0.5%
|
|
| Sysmiss | 2865 |