| Value | Category | Cases | |
|---|---|---|---|
| 1 | 40 | 
                                    
                                    6.4%
                                 | |
| 2 | 327 | 
                                    
                                    52.2%
                                 | |
| 3 | 247 | 
                                    
                                    39.5%
                                 | |
| 8 | 12 | 
                                    
                                    1.9%
                                 | |
| Sysmiss | 170 |