| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 116 | 
                                    
                                    15.8%
                                 | 
| 2 | NO | 550 | 
                                    
                                    75%
                                 | 
| Sysmiss | 67 | 
                                    
                                    9.1%
                                 |