| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 | 
                                    
                                    0.5%
                                 | |
| 1 | 142 | 
                                    
                                    21.5%
                                 | |
| 2 | 150 | 
                                    
                                    22.7%
                                 | |
| 3 | 105 | 
                                    
                                    15.9%
                                 | |
| 4 | 68 | 
                                    
                                    10.3%
                                 | |
| 5 | 30 | 
                                    
                                    4.5%
                                 | |
| 6 | 164 | 
                                    
                                    24.8%
                                 | |
| Sysmiss | 24922 |