| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 114 | 
                                    
                                    3.4%
                                 | 
| 2 | NO | 15 | 
                                    
                                    0.4%
                                 | 
| Sysmiss | 3262 | 
                                    
                                    96.2%
                                 |