| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 
                                    
                                    0.1%
                                 | |
| 4 | 2 | 
                                    
                                    0.1%
                                 | |
| 6 | 4 | 
                                    
                                    0.3%
                                 | |
| 7 | 40 | 
                                    
                                    2.6%
                                 | |
| 8 | 129 | 
                                    
                                    8.3%
                                 | |
| 9 | 189 | 
                                    
                                    12.2%
                                 | |
| 10 | 238 | 
                                    
                                    15.3%
                                 | |
| 11 | 217 | 
                                    
                                    14%
                                 | |
| 12 | 202 | 
                                    
                                    13%
                                 | |
| 13 | 156 | 
                                    
                                    10%
                                 | |
| 14 | 159 | 
                                    
                                    10.2%
                                 | |
| 15 | 119 | 
                                    
                                    7.7%
                                 | |
| 16 | 81 | 
                                    
                                    5.2%
                                 | |
| 17 | 15 | 
                                    
                                    1%
                                 | |
| 18 | 1 | 
                                    
                                    0.1%
                                 | |
| 19 | 1 | 
                                    
                                    0.1%
                                 | |
| Sysmiss | 45 |