| Value | Category | Cases | |
|---|---|---|---|
| 0 | 675 |
28.2%
|
|
| 1 | 172 |
7.2%
|
|
| 2 | 149 |
6.2%
|
|
| 3 | 645 |
26.9%
|
|
| 4 | 756 |
31.5%
|
|
| Sysmiss | 2432 |