| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 390 | 
                                    
                                    84.2%
                                 | 
| 2 | 2 | 61 | 
                                    
                                    13.2%
                                 | 
| 3 | 3 | 9 | 
                                    
                                    1.9%
                                 | 
| 4 | 4 | 3 | 
                                    
                                    0.6%
                                 | 
| Sysmiss | 24481 |