| Value | Category | Cases | |
|---|---|---|---|
| 1 | Specify | 1334 | 
                                    
                                    68.3%
                                 | 
| 3 | Same | 480 | 
                                    
                                    24.6%
                                 | 
| 8 | DK | 140 | 
                                    
                                    7.2%
                                 | 
| Sysmiss | 22990 |