| Value | Category | Cases | |
|---|---|---|---|
| 1 | SI | 27 | 
                                    
                                    6.7%
                                 | 
| 2 | NO | 373 | 
                                    
                                    93%
                                 | 
| Sysmiss | 1 | 
                                    
                                    0.2%
                                 |