| Value | Category | Cases | |
|---|---|---|---|
| 2 | NO | 442 | 
                                    
                                    28.3%
                                 | 
| 2 | NO | 127 | 
                                    
                                    8.1%
                                 | 
| Sysmiss | 995 | 
                                    
                                    63.6%
                                 |