| Value | Category | Cases | |
|---|---|---|---|
| 1 | Male | 8339 | 
                                    
                                    82.7%
                                 | 
| 2 | Female | 987 | 
                                    
                                    9.8%
                                 | 
| Sysmiss | 754 | 
                                    
                                    7.5%
                                 |