| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 8 | 
                                    
                                    0.1%
                                 | 
| 2 | No | 35 | 
                                    
                                    0.5%
                                 | 
| 8 | Not Applicable | 30 | 
                                    
                                    0.4%
                                 | 
| Sysmiss | 6750 |