| Value | Category | Cases | |
|---|---|---|---|
| 1 | 421 | 
                                    
                                    35.3%
                                 | |
| 3 | 358 | 
                                    
                                    30%
                                 | |
| 8 | 414 | 
                                    
                                    34.7%
                                 | |
| Sysmiss | 652 |