| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 | 
                                    
                                    1.1%
                                 | |
| 1 | 8 | 
                                    
                                    9.1%
                                 | |
| 2 | 39 | 
                                    
                                    44.3%
                                 | |
| 3 | 17 | 
                                    
                                    19.3%
                                 | |
| 4 | 14 | 
                                    
                                    15.9%
                                 | |
| 5 | 2 | 
                                    
                                    2.3%
                                 | |
| 6 | 2 | 
                                    
                                    2.3%
                                 | |
| 7 | 1 | 
                                    
                                    1.1%
                                 | |
| 8 | 1 | 
                                    
                                    1.1%
                                 | |
| 10 | 2 | 
                                    
                                    2.3%
                                 | |
| 12 | 1 | 
                                    
                                    1.1%
                                 | |
| Sysmiss | 53 |