| Value | Category | Cases | |
|---|---|---|---|
| 0 | 11 | 
                                    
                                    13.1%
                                 | |
| 1 | 25 | 
                                    
                                    29.8%
                                 | |
| 2 | 20 | 
                                    
                                    23.8%
                                 | |
| 3 | 11 | 
                                    
                                    13.1%
                                 | |
| 4 | 3 | 
                                    
                                    3.6%
                                 | |
| 5 | 9 | 
                                    
                                    10.7%
                                 | |
| 8 | 2 | 
                                    
                                    2.4%
                                 | |
| 9 | 2 | 
                                    
                                    2.4%
                                 | |
| 11 | 1 | 
                                    
                                    1.2%
                                 | |
| Sysmiss | 116 |