| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 24 | 
                                    
                                    2.8%
                                 | 
| 2 | NO | 311 | 
                                    
                                    35.7%
                                 | 
| 98 | DOES NOT KNOW | 7 | 
                                    
                                    0.8%
                                 | 
| Sysmiss | 529 | 
                                    
                                    60.7%
                                 |