| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6 | 
                                    
                                    0.5%
                                 | |
| 1 | 231 | 
                                    
                                    20.1%
                                 | |
| 2 | 271 | 
                                    
                                    23.5%
                                 | |
| 3 | 205 | 
                                    
                                    17.8%
                                 | |
| 4 | 117 | 
                                    
                                    10.2%
                                 | |
| 5 | 51 | 
                                    
                                    4.4%
                                 | |
| 6 | 270 | 
                                    
                                    23.5%
                                 | |
| Sysmiss | 24433 |