| Value | Category | Cases | |
|---|---|---|---|
| 0 | 234 | 
                                    
                                    86%
                                 | |
| 1 | 2 | 
                                    
                                    0.7%
                                 | |
| 2 | 4 | 
                                    
                                    1.5%
                                 | |
| 3 | 32 | 
                                    
                                    11.8%
                                 | |
| Sysmiss | 9203 |