| Value | Category | Cases | |
|---|---|---|---|
| 1 | 9 | 
                                    
                                    19.6%
                                 | |
| 2 | 10 | 
                                    
                                    21.7%
                                 | |
| 3 | 15 | 
                                    
                                    32.6%
                                 | |
| 4 | 3 | 
                                    
                                    6.5%
                                 | |
| 5 | 3 | 
                                    
                                    6.5%
                                 | |
| 6 | 4 | 
                                    
                                    8.7%
                                 | |
| 7 | 2 | 
                                    
                                    4.3%
                                 | |
| Sysmiss | 1969 |