| Value | Category | Cases | |
|---|---|---|---|
| 1 | 12 | 
                                    
                                    1.1%
                                 | |
| 2 | 16 | 
                                    
                                    1.4%
                                 | |
| 3 | 17 | 
                                    
                                    1.5%
                                 | |
| 4 | 250 | 
                                    
                                    22.4%
                                 | |
| 5 | 820 | 
                                    
                                    73.5%
                                 | |
| Sysmiss | 351 |