| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7980 |
35.3%
|
|
| 1 | 11841 |
52.3%
|
|
| 2 | 2729 |
12.1%
|
|
| 3 | 71 |
0.3%
|
|
| Sysmiss | 15655 |