| Value | Category | Cases | |
|---|---|---|---|
| 0 | 229 | 
                                    
                                    84.2%
                                 | |
| 1 | 12 | 
                                    
                                    4.4%
                                 | |
| 2 | 14 | 
                                    
                                    5.1%
                                 | |
| 3 | 17 | 
                                    
                                    6.3%
                                 | |
| Sysmiss | 9203 |