| Value | Category | Cases | |
|---|---|---|---|
| 2 | NO | 832 | 
                                    
                                    13.4%
                                 | 
| 2 | NO | 537 | 
                                    
                                    8.6%
                                 | 
| Sysmiss | 4854 | 
                                    
                                    78%
                                 |