| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES TO 4AB OR 8AB | 350 | 
                                    
                                    8.8%
                                 | 
| 2 | YES TO BOTH 4AB AND 8AB | 573 | 
                                    
                                    14.5%
                                 | 
| 3 | NO TO BOTH 4AB AND 8AB | 3035 | 
                                    
                                    76.7%
                                 | 
| Sysmiss | 784 |