| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 1702 | 
                                    
                                    94.5%
                                 | 
| 2 | 1 | 98 | 
                                    
                                    5.4%
                                 | 
| 3 | 2 | 1 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 74 |