| Value | Category | Cases | |
|---|---|---|---|
| 1 | 15 | 
                                    
                                    2%
                                 | |
| 3 | 724 | 
                                    
                                    96.9%
                                 | |
| 8 | 8 | 
                                    
                                    1.1%
                                 | |
| Sysmiss | 1101 |