| Value | Category | Cases | |
|---|---|---|---|
| 1 | Old/ill | 7181 | 
                                    
                                    6.8%
                                 | 
| 2 | Home making | 24439 | 
                                    
                                    23.1%
                                 | 
| 3 | Study | 34050 | 
                                    
                                    32.2%
                                 | 
| 4 | Others | 1896 | 
                                    
                                    1.8%
                                 | 
| Sysmiss | 38020 |