| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | yes | 133 | 173 | 
                                    
                                    5.2%
                                 | 
| 2 | no | 219 | 248 | 
                                    
                                    7.5%
                                 | 
| 8 | Non applicable | 370 | 497 | |
| Sysmiss | 1806 | 2378 |