| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 | 
                                    
                                    2.1%
                                 | |
| 1 | 16 | 
                                    
                                    33.3%
                                 | |
| 2 | 6 | 
                                    
                                    12.5%
                                 | |
| 3 | 5 | 
                                    
                                    10.4%
                                 | |
| 4 | 4 | 
                                    
                                    8.3%
                                 | |
| 5 | 5 | 
                                    
                                    10.4%
                                 | |
| 6 | 2 | 
                                    
                                    4.2%
                                 | |
| 8 | 1 | 
                                    
                                    2.1%
                                 | |
| 10 | 1 | 
                                    
                                    2.1%
                                 | |
| 12 | 2 | 
                                    
                                    4.2%
                                 | |
| 15 | 1 | 
                                    
                                    2.1%
                                 | |
| 16 | 1 | 
                                    
                                    2.1%
                                 | |
| 20 | 1 | 
                                    
                                    2.1%
                                 | |
| 22 | 1 | 
                                    
                                    2.1%
                                 | |
| 30 | 1 | 
                                    
                                    2.1%
                                 | |
| Sysmiss | 1818 |