| Value | Category | Cases | |
|---|---|---|---|
| 1 | 16 | 
                                    
                                    0.4%
                                 | |
| 3 | 4260 | 
                                    
                                    95.1%
                                 | |
| 8 | 203 | 
                                    
                                    4.5%
                                 | |
| Sysmiss | 15278 |