| Value | Category | Cases | |
|---|---|---|---|
| 1 | 30 | 
                                    
                                    4.5%
                                 | |
| 2 | 285 | 
                                    
                                    42.8%
                                 | |
| 3 | 351 | 
                                    
                                    52.7%
                                 | |
| Sysmiss | 183 |