| Value | Category | Cases | |
|---|---|---|---|
| 2 | NO | 305 | 
                                    
                                    19.5%
                                 | 
| 2 | NO | 264 | 
                                    
                                    16.9%
                                 | 
| Sysmiss | 995 | 
                                    
                                    63.6%
                                 |