| Value | Category | Cases | |
|---|---|---|---|
| 0 | 591 |
17.6%
|
|
| 1 | 2657 |
78.9%
|
|
| 2 | 113 |
3.4%
|
|
| 3 | 6 |
0.2%
|
|
| Sysmiss | 7483 |