| Value | Category | Cases | |
|---|---|---|---|
| 1 | 421 | 
                                    
                                    65.3%
                                 | |
| 2 | 14 | 
                                    
                                    2.2%
                                 | |
| 8 | 210 | 
                                    
                                    32.6%
                                 | |
| Sysmiss | 487 |