| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 11420 | 
                                                                 
                                    
                                    91.5%
                                 
                                                             | 
                                                        
                    
| 2 | NO | 526 | 
                                                                 
                                    
                                    4.2%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 534 | 
                                                                 
                                    
                                    4.3%
                                 
                                                             |