| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 11424 |
47.4%
|
| 1 | 1 | 8735 |
36.2%
|
| 2 | 2 | 2662 |
11%
|
| 3 | 3 | 1297 |
5.4%
|
| Sysmiss | 1880 |