| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 460 | 
                                    
                                    89.5%
                                 | 
| 2 | NO | 21 | 
                                    
                                    4.1%
                                 | 
| Sysmiss | 33 | 
                                    
                                    6.4%
                                 |