| Value | Category | Cases | |
|---|---|---|---|
| 1 | 122 | 
                                    
                                    4.3%
                                 | |
| 3 | 2710 | 
                                    
                                    95.4%
                                 | |
| 8 | 8 | 
                                    
                                    0.3%
                                 | |
| Sysmiss | 8010 |