| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1448 | 
                                    
                                    20.7%
                                 | |
| 1 | 1181 | 
                                    
                                    16.8%
                                 | |
| 2 | 1727 | 
                                    
                                    24.6%
                                 | |
| 3 | 1032 | 
                                    
                                    14.7%
                                 | |
| 4 | 650 | 
                                    
                                    9.3%
                                 | |
| 5 | 426 | 
                                    
                                    6.1%
                                 | |
| 6 | 99 | 
                                    
                                    1.4%
                                 | |
| 7 | 446 | 
                                    
                                    6.4%
                                 | |
| Sysmiss | 1 |