| Value | Category | Cases | |
|---|---|---|---|
| 0 | 230 | 
                                    
                                    20.1%
                                 | |
| 1 | 41 | 
                                    
                                    3.6%
                                 | |
| 2 | 159 | 
                                    
                                    13.9%
                                 | |
| 3 | 118 | 
                                    
                                    10.3%
                                 | |
| 4 | 82 | 
                                    
                                    7.2%
                                 | |
| 5 | 78 | 
                                    
                                    6.8%
                                 | |
| 6 | 50 | 
                                    
                                    4.4%
                                 | |
| 7 | 388 | 
                                    
                                    33.9%
                                 | |
| Sysmiss | 2592 |