| Value | Category | Cases | |
|---|---|---|---|
| -9 | 2991 | 
                                
                                55.5%
                             | |
| 9 | 1 | 
                                
                                0%
                             | |
| 95 | Missing | 0 | 
                                
                                0%
                             | 
| 99 | Not applicable | 2402 | 
                                
                                44.5%
                             |