| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 40164 | 
                                    
                                    86%
                                 | 
| 2 | NO | 2589 | 
                                    
                                    5.5%
                                 | 
| 9 | NO RESPONSE | 20 | 
                                    
                                    0%
                                 | 
| Sysmiss | 3956 | 
                                    
                                    8.5%
                                 |