| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2174 | 
                                    
                                    38.1%
                                 | |
| 1 | 1460 | 
                                    
                                    25.6%
                                 | |
| 2 | 779 | 
                                    
                                    13.7%
                                 | |
| 3 | 1260 | 
                                    
                                    22.1%
                                 | |
| 4 | 22 | 
                                    
                                    0.4%
                                 | |
| 5 | 1 | 
                                    
                                    0%
                                 | |
| 6 | 2 | 
                                    
                                    0%
                                 | |
| 7 | 1 | 
                                    
                                    0%
                                 | |
| 8 | 2 | 
                                    
                                    0%
                                 | |
| Sysmiss | 3039 |