| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 | 
                                    
                                    5.3%
                                 | |
| 1 | 17 | 
                                    
                                    22.4%
                                 | |
| 2 | 19 | 
                                    
                                    25%
                                 | |
| 3 | 9 | 
                                    
                                    11.8%
                                 | |
| 4 | 2 | 
                                    
                                    2.6%
                                 | |
| 5 | 10 | 
                                    
                                    13.2%
                                 | |
| 6 | 1 | 
                                    
                                    1.3%
                                 | |
| 8 | 1 | 
                                    
                                    1.3%
                                 | |
| 10 | 4 | 
                                    
                                    5.3%
                                 | |
| 11 | 1 | 
                                    
                                    1.3%
                                 | |
| 20 | 4 | 
                                    
                                    5.3%
                                 | |
| 27 | 1 | 
                                    
                                    1.3%
                                 | |
| 30 | 1 | 
                                    
                                    1.3%
                                 | |
| 40 | 1 | 
                                    
                                    1.3%
                                 | |
| 70 | 1 | 
                                    
                                    1.3%
                                 | |
| Sysmiss | 139 |