| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 | 
                                    
                                    0.4%
                                 | |
| 1 | 215 | 
                                    
                                    20.2%
                                 | |
| 2 | 283 | 
                                    
                                    26.6%
                                 | |
| 3 | 184 | 
                                    
                                    17.3%
                                 | |
| 4 | 86 | 
                                    
                                    8.1%
                                 | |
| 5 | 37 | 
                                    
                                    3.5%
                                 | |
| 6 | 253 | 
                                    
                                    23.8%
                                 | |
| Sysmiss | 24522 |