| Value | Category | Cases | |
|---|---|---|---|
| 1 | 943 | 
                                    
                                    80.7%
                                 | |
| 3 | 89 | 
                                    
                                    7.6%
                                 | |
| 8 | 17 | 
                                    
                                    1.5%
                                 | |
| 9 | 119 | 
                                    
                                    10.2%
                                 | |
| Sysmiss | 4 |