| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | yes | 16 | 17 | 
                                    
                                    0.5%
                                 | 
| 2 | no | 511 | 618 | 
                                    
                                    18.8%
                                 | 
| Sysmiss | 2001 | 2661 |