| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, less than 5 year | 2 | 
                                    
                                    11.8%
                                 | 
| 2 | No, more than equal to 5 year | 15 | 
                                    
                                    88.2%
                                 | 
| Sysmiss | 2118 |