| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | No | 482 | 453 | 
                                    
                                    78.9%
                                 | 
| 1 | Yes | 134 | 121 | 
                                    
                                    21.1%
                                 | 
| 9 | Missing | 5 | 6 | |
| Sysmiss | 2162 | 2204 |