| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2772 |
76.5%
|
|
| 1 | 143 |
3.9%
|
|
| 2 | 368 |
10.2%
|
|
| 3 | 340 |
9.4%
|
|
| Sysmiss | 1694 |