| Value | Category | Cases | |
|---|---|---|---|
| 2 | NO | 444 | 
                                    
                                    20.6%
                                 | 
| 2 | NO | 323 | 
                                    
                                    15%
                                 | 
| Sysmiss | 1386 | 
                                    
                                    64.4%
                                 |