| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 12 | 
                                    
                                    0.1%
                                 | 
| 2 | NO | 5 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 8200 | 
                                    
                                    99.8%
                                 |