| Value | Category | Cases | |
|---|---|---|---|
| 91 | 1 | 
                                    
                                    20%
                                 | |
| 93 | 1 | 
                                    
                                    20%
                                 | |
| 94 | 3 | 
                                    
                                    60%
                                 | |
| Sysmiss | 766 |