| Value | Category | Cases | |
|---|---|---|---|
| 0 | 648 | 
                                    
                                    35.5%
                                 | |
| 1 | 870 | 
                                    
                                    47.7%
                                 | |
| 1 2 | 82 | 
                                    
                                    4.5%
                                 | |
| 1 2 3 | 12 | 
                                    
                                    0.7%
                                 | |
| 1 3 | 117 | 
                                    
                                    6.4%
                                 | |
| 2 | 19 | 
                                    
                                    1%
                                 | |
| 2 3 | 1 | 
                                    
                                    0.1%
                                 | |
| 3 | 76 | 
                                    
                                    4.2%
                                 |