| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 8013 | 
                                    
                                    53.6%
                                 | 
| 1 | in the past year | 676 | 
                                    
                                    4.5%
                                 | 
| 2 | currently working | 6256 | 
                                    
                                    41.9%
                                 | 
| Sysmiss | 1 |