| Value | Category | Cases | |
|---|---|---|---|
| 1 | 56 | 
                                    
                                    3.6%
                                 | |
| 3 | 1473 | 
                                    
                                    95.2%
                                 | |
| 8 | 18 | 
                                    
                                    1.2%
                                 | |
| Sysmiss | 9303 |