| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 | 
                                    
                                    0.3%
                                 | |
| 1 | 252 | 
                                    
                                    20.4%
                                 | |
| 2 | 296 | 
                                    
                                    23.9%
                                 | |
| 3 | 230 | 
                                    
                                    18.6%
                                 | |
| 4 | 152 | 
                                    
                                    12.3%
                                 | |
| 5 | 65 | 
                                    
                                    5.3%
                                 | |
| 6 | 237 | 
                                    
                                    19.2%
                                 | |
| Sysmiss | 24348 |