| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | yes | 74 | 87 | 
                                    
                                    2.6%
                                 | 
| 2 | no | 81 | 104 | 
                                    
                                    3.2%
                                 | 
| 8 | Non applicable | 567 | 727 | |
| Sysmiss | 1806 | 2378 |