| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 | 
                                    
                                    1.1%
                                 | |
| 1 | 4 | 
                                    
                                    2.2%
                                 | |
| 2 | 33 | 
                                    
                                    17.7%
                                 | |
| 3 | 30 | 
                                    
                                    16.1%
                                 | |
| 4 | 30 | 
                                    
                                    16.1%
                                 | |
| 5 | 19 | 
                                    
                                    10.2%
                                 | |
| 6 | 6 | 
                                    
                                    3.2%
                                 | |
| 7 | 1 | 
                                    
                                    0.5%
                                 | |
| 8 | 5 | 
                                    
                                    2.7%
                                 | |
| 10 | 3 | 
                                    
                                    1.6%
                                 | |
| 11 | 1 | 
                                    
                                    0.5%
                                 | |
| 12 | 52 | 
                                    
                                    28%
                                 | |
| Sysmiss | 1765 |