| Value | Category | Cases | |
|---|---|---|---|
| -8 | 1 | 0 | 
                                    
                                    0%
                                 | 
| 1 | 2 | 136 | 
                                    
                                    51.5%
                                 | 
| 2 | 3 | 128 | 
                                    
                                    48.5%
                                 | 
| Sysmiss | 4 | 0 | |
| Sysmiss | 5 | 0 | |
| Sysmiss | 6 | 0 | |
| Sysmiss | 7 | 0 | |
| Sysmiss | 136 |