| Value | Category | Cases | |
|---|---|---|---|
| 1 | 274 | 
                                    
                                    82.8%
                                 | |
| 2 | 53 | 
                                    
                                    16%
                                 | |
| 3 | 4 | 
                                    
                                    1.2%
                                 | |
| Sysmiss | 1135 |