| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Yes, all | 21 | 28 | 
                                    
                                    0.8%
                                 | 
| 2 | Yes, part | 26 | 31 | 
                                    
                                    0.9%
                                 | 
| 3 | no | 117 | 156 | 
                                    
                                    4.7%
                                 | 
| Sysmiss | 2364 | 3081 |