| Value | Category | Cases | |
|---|---|---|---|
| 1 | 72 | 
                                    
                                    30%
                                 | |
| 2 | 148 | 
                                    
                                    61.7%
                                 | |
| 8 | 20 | 
                                    
                                    8.3%
                                 | |
| Sysmiss | 1639 |