| Value | Category | Cases | |
|---|---|---|---|
| 1 | 291 | 
                                    
                                    29.5%
                                 | |
| 2 | 378 | 
                                    
                                    38.3%
                                 | |
| 3 | 86 | 
                                    
                                    8.7%
                                 | |
| 4 | 233 | 
                                    
                                    23.6%
                                 | |
| Sysmiss | 11 |