| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 | 
                                    
                                    0.2%
                                 | |
| 2 | 1912 | 
                                    
                                    97.2%
                                 | |
| 3 | 5 | 
                                    
                                    0.3%
                                 | |
| 4 | 15 | 
                                    
                                    0.8%
                                 | |
| 5 | 31 | 
                                    
                                    1.6%
                                 | |
| Sysmiss | 33 |