| Value | Category | Cases | |
|---|---|---|---|
| -9 | 6 | 
                                    
                                    14%
                                 | |
| 1 | 4 | 
                                    
                                    9.3%
                                 | |
| 2 | 2 | 
                                    
                                    4.7%
                                 | |
| 3 | 9 | 
                                    
                                    20.9%
                                 | |
| 5 | 6 | 
                                    
                                    14%
                                 | |
| 7 | 5 | 
                                    
                                    11.6%
                                 | |
| 10 | 2 | 
                                    
                                    4.7%
                                 | |
| 12 | 1 | 
                                    
                                    2.3%
                                 | |
| 14 | 4 | 
                                    
                                    9.3%
                                 | |
| 28 | 1 | 
                                    
                                    2.3%
                                 | |
| 30 | 2 | 
                                    
                                    4.7%
                                 | |
| 40 | 1 | 
                                    
                                    2.3%
                                 | |
| Sysmiss | 172 |