| Value | Category | Cases | |
|---|---|---|---|
| 1 | LATER | 92 | 
                                    
                                    2.2%
                                 | 
| 1 | LATER | 69 | 
                                    
                                    1.6%
                                 | 
| 1 | LATER | 4 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 4070 | 
                                    
                                    96.1%
                                 |