| Value | Category | Cases | |
|---|---|---|---|
| 0 | 716 | 
                                    
                                    95.7%
                                 | |
| 1 | 27 | 
                                    
                                    3.6%
                                 | |
| 2 | 3 | 
                                    
                                    0.4%
                                 | |
| 4 | 2 | 
                                    
                                    0.3%
                                 | |
| Sysmiss | 23416 |