| Value | Category | Cases | |
|---|---|---|---|
| 1 | 189 | 
                                    
                                    37.2%
                                 | |
| 2 | 290 | 
                                    
                                    57.1%
                                 | |
| 3 | 18 | 
                                    
                                    3.5%
                                 | |
| 4 | 11 | 
                                    
                                    2.2%
                                 | |
| Sysmiss | 288 |