| Value | Category | Cases | |
|---|---|---|---|
| 0 | 484 | 
                                    
                                    26.2%
                                 | |
| 1 | 67 | 
                                    
                                    3.6%
                                 | |
| 2 | 742 | 
                                    
                                    40.2%
                                 | |
| 3 | 554 | 
                                    
                                    30%
                                 | |
| Sysmiss | 7628 |