| Value | Category | Cases | |
|---|---|---|---|
| 1 | 916 | 
                                    
                                    85.1%
                                 | |
| 2 | 122 | 
                                    
                                    11.3%
                                 | |
| 3 | 20 | 
                                    
                                    1.9%
                                 | |
| 4 | 18 | 
                                    
                                    1.7%
                                 | |
| Sysmiss | 25 |