| Value | Category | Cases | |
|---|---|---|---|
| 0 | 117 | 
                                    
                                    5.3%
                                 | |
| 1 | 144 | 
                                    
                                    6.6%
                                 | |
| 2 | 337 | 
                                    
                                    15.3%
                                 | |
| 3 | 498 | 
                                    
                                    22.7%
                                 | |
| 4 | 511 | 
                                    
                                    23.3%
                                 | |
| 5 | 384 | 
                                    
                                    17.5%
                                 | |
| 6 | 205 | 
                                    
                                    9.3%
                                 | |
| Sysmiss | 4768 |