| Value | Category | Cases | |
|---|---|---|---|
| 0 | 360 | 
                                    
                                    27.3%
                                 | |
| 1 | 50 | 
                                    
                                    3.8%
                                 | |
| 2 | 93 | 
                                    
                                    7.1%
                                 | |
| 3 | 120 | 
                                    
                                    9.1%
                                 | |
| 4 | 85 | 
                                    
                                    6.5%
                                 | |
| 5 | 50 | 
                                    
                                    3.8%
                                 | |
| 6 | 13 | 
                                    
                                    1%
                                 | |
| 7 | 546 | 
                                    
                                    41.5%
                                 | |
| Sysmiss | 1 |