| Value | Category | Cases | |
|---|---|---|---|
| 2 | 1 | 
                                    
                                    0.1%
                                 | |
| 6 | 8 | 
                                    
                                    0.5%
                                 | |
| 7 | 45 | 
                                    
                                    3%
                                 | |
| 8 | 153 | 
                                    
                                    10.2%
                                 | |
| 9 | 204 | 
                                    
                                    13.6%
                                 | |
| 10 | 251 | 
                                    
                                    16.8%
                                 | |
| 11 | 213 | 
                                    
                                    14.2%
                                 | |
| 12 | 180 | 
                                    
                                    12%
                                 | |
| 13 | 155 | 
                                    
                                    10.4%
                                 | |
| 14 | 113 | 
                                    
                                    7.6%
                                 | |
| 15 | 97 | 
                                    
                                    6.5%
                                 | |
| 16 | 56 | 
                                    
                                    3.7%
                                 | |
| 17 | 15 | 
                                    
                                    1%
                                 | |
| 18 | 1 | 
                                    
                                    0.1%
                                 | |
| 19 | 3 | 
                                    
                                    0.2%
                                 | |
| Sysmiss | 104 |