| Value | Category | Cases | |
|---|---|---|---|
| 0 | 286 | 
                                                                 
                                    
                                    44.8%
                                 
                                                             | 
                                                        
                    |
| 1 | 207 | 
                                                                 
                                    
                                    32.4%
                                 
                                                             | 
                                                        
                    |
| 2 | 95 | 
                                                                 
                                    
                                    14.9%
                                 
                                                             | 
                                                        
                    |
| 3 | 26 | 
                                                                 
                                    
                                    4.1%
                                 
                                                             | 
                                                        
                    |
| 4 | 9 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 5 | 6 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 6 | 4 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    |
| 8 | 5 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 2 |