| Value | Category | Cases | |
|---|---|---|---|
| 0 | 19 | 
                                    
                                    0.6%
                                 | |
| 1 | 41 | 
                                    
                                    1.3%
                                 | |
| 2 | 149 | 
                                    
                                    4.7%
                                 | |
| 3 | 365 | 
                                    
                                    11.5%
                                 | |
| 4 | 461 | 
                                    
                                    14.5%
                                 | |
| 5 | 763 | 
                                    
                                    24%
                                 | |
| 6 | 521 | 
                                    
                                    16.4%
                                 | |
| 7 | 417 | 
                                    
                                    13.1%
                                 | |
| 8 | 185 | 
                                    
                                    5.8%
                                 | |
| 9 | 70 | 
                                    
                                    2.2%
                                 | |
| 10 | 155 | 
                                    
                                    4.9%
                                 | |
| 11 | 1 | 
                                    
                                    0%
                                 | |
| 12 | 17 | 
                                    
                                    0.5%
                                 | |
| 13 | 5 | 
                                    
                                    0.2%
                                 | |
| 14 | 1 | 
                                    
                                    0%
                                 | |
| 15 | 5 | 
                                    
                                    0.2%
                                 | |
| Sysmiss | 12176 |