| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 167 | 
                                    
                                    7.7%
                                 | 
| 2 | NO | 1324 | 
                                    
                                    60.8%
                                 | 
| 3 | NOT TRIED | 686 | 
                                    
                                    31.5%
                                 | 
| Sysmiss | 2 |