| Value | Category | Cases | |
|---|---|---|---|
| 0 | 484 | 
                                    
                                    24.9%
                                 | |
| 1 | 254 | 
                                    
                                    13.1%
                                 | |
| 2 | 1206 | 
                                    
                                    62%
                                 | |
| Sysmiss | 23 |