| Value | Category | Cases | |
|---|---|---|---|
| 1 | 504 | 
                                    
                                    92%
                                 | |
| 2 | 25 | 
                                    
                                    4.6%
                                 | |
| 3 | 19 | 
                                    
                                    3.5%
                                 | |
| Sysmiss | 70 |