| Value | Category | Cases | |
|---|---|---|---|
| 0 | 792 | 
                                    
                                    39.5%
                                 | |
| 1 | 494 | 
                                    
                                    24.6%
                                 | |
| 2 | 520 | 
                                    
                                    25.9%
                                 | |
| 3 | 136 | 
                                    
                                    6.8%
                                 | |
| 4 | 47 | 
                                    
                                    2.3%
                                 | |
| 5 | 15 | 
                                    
                                    0.7%
                                 | |
| 6 | 1 | 
                                    
                                    0%
                                 | |
| 7 | 1 | 
                                    
                                    0%
                                 |