| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 1252 | 
                                    
                                    72.7%
                                 | 
| 1 | Yes | 315 | 
                                    
                                    18.3%
                                 | 
| 2 | 154 | 
                                    
                                    8.9%
                                 | |
| Sysmiss | 14699 |