| Value | Category | Cases | |
|---|---|---|---|
| 1 | 16 | 
                                    
                                    1.4%
                                 | |
| 2 | 46 | 
                                    
                                    4.1%
                                 | |
| 3 | 87 | 
                                    
                                    7.7%
                                 | |
| 4 | 433 | 
                                    
                                    38.3%
                                 | |
| 5 | 549 | 
                                    
                                    48.5%
                                 | |
| Sysmiss | 335 |