| Value | Category | Cases | |
|---|---|---|---|
| 0 | 148 | 
                                
                                59.2%
                             | |
| 1 | 80 | 
                                
                                32%
                             | |
| 2 | 15 | 
                                
                                6%
                             | |
| 3 | 4 | 
                                
                                1.6%
                             | |
| 4 | 1 | 
                                
                                0.4%
                             | |
| 5 | 1 | 
                                
                                0.4%
                             | |
| 6 | 1 | 
                                
                                0.4%
                             |