| Value | Category | Cases | |
|---|---|---|---|
| 2 | NO | 291 | 
                                    
                                    19.7%
                                 | 
| 2 | NO | 225 | 
                                    
                                    15.2%
                                 | 
| Sysmiss | 963 | 
                                    
                                    65.1%
                                 |