| Value | Category | Cases | |
|---|---|---|---|
| 0 | 16 | 
                                    
                                    0.6%
                                 | |
| 1 | 92 | 
                                    
                                    3.3%
                                 | |
| 2 | 750 | 
                                    
                                    27.2%
                                 | |
| 3 | 1173 | 
                                    
                                    42.5%
                                 | |
| 4 | 613 | 
                                    
                                    22.2%
                                 | |
| 5 | 114 | 
                                    
                                    4.1%
                                 | |
| Sysmiss | 883 |