| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1131 | 
                                    
                                    35.2%
                                 | |
| 2 | 909 | 
                                    
                                    28.3%
                                 | |
| 3 | 891 | 
                                    
                                    27.7%
                                 | |
| 4 | 284 | 
                                    
                                    8.8%
                                 | |
| Sysmiss | 1 |