| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4270 |
31.8%
|
|
| 1 | 2082 |
15.5%
|
|
| 2 | 1908 |
14.2%
|
|
| 3 | 1850 |
13.8%
|
|
| 4 | 3318 |
24.7%
|
|
| Sysmiss | 3142 |