| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 579 | 
                                    
                                    54.6%
                                 | 
| 2 | NO | 15 | 
                                    
                                    1.4%
                                 | 
| Sysmiss | 467 | 
                                    
                                    44%
                                 |