| Value | Category | Cases | |
|---|---|---|---|
| 1 | 915 | 
                                    
                                    82.1%
                                 | |
| 2 | 137 | 
                                    
                                    12.3%
                                 | |
| 3 | 63 | 
                                    
                                    5.7%
                                 | |
| Sysmiss | 351 |