| Value | Category | Cases | |
|---|---|---|---|
| 1 | 15 | 
                                    
                                    14%
                                 | |
| 2 | 38 | 
                                    
                                    35.5%
                                 | |
| 3 | 34 | 
                                    
                                    31.8%
                                 | |
| 4 | 20 | 
                                    
                                    18.7%
                                 | |
| Sysmiss | 1176 |