| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3605 | 
                                    
                                    42.3%
                                 | |
| 1 | 1648 | 
                                    
                                    19.3%
                                 | |
| 2 | 1764 | 
                                    
                                    20.7%
                                 | |
| 3 | 974 | 
                                    
                                    11.4%
                                 | |
| 4 | 387 | 
                                    
                                    4.5%
                                 | |
| 5 | 107 | 
                                    
                                    1.3%
                                 | |
| 6 | 32 | 
                                    
                                    0.4%
                                 | |
| 7 | 6 | 
                                    
                                    0.1%
                                 | |
| 8 | 2 | 
                                    
                                    0%
                                 | |
| Sysmiss | 11731 |