| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 280 | 
                                    
                                    62.9%
                                 | 
| 2 | NO | 120 | 
                                    
                                    27%
                                 | 
| Sysmiss | 45 | 
                                    
                                    10.1%
                                 |