| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 12 | 
                                    
                                    1.4%
                                 | 
| 2 | NO | 65 | 
                                    
                                    7.5%
                                 | 
| 98 | DOES NOT RESPOND | 10 | 
                                    
                                    1.1%
                                 | 
| Sysmiss | 784 | 
                                    
                                    90%
                                 |