| Value | Category | Cases | |
|---|---|---|---|
| 1 | 312 | 
                                    
                                    70%
                                 | |
| 2 | 119 | 
                                    
                                    26.7%
                                 | |
| 3 | 9 | 
                                    
                                    2%
                                 | |
| 4 | 5 | 
                                    
                                    1.1%
                                 | |
| 8 | 1 | 
                                    
                                    0.2%
                                 | |
| Sysmiss | 983 |