| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 | 
                                    
                                    0.2%
                                 | |
| 1 | 64 | 
                                    
                                    3.3%
                                 | |
| 2 | 34 | 
                                    
                                    1.8%
                                 | |
| 3 | 19 | 
                                    
                                    1%
                                 | |
| 5 | 708 | 
                                    
                                    36.9%
                                 | |
| 6 | 280 | 
                                    
                                    14.6%
                                 | |
| 7 | 808 | 
                                    
                                    42.1%
                                 | |
| 8 | 1 | 
                                    
                                    0.1%
                                 | |
| Sysmiss | 902 |