| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, less than 5 year | 26 | 
                                    
                                    13.1%
                                 | 
| 2 | No, more than equal to 5 year | 172 | 
                                    
                                    86.9%
                                 | 
| Sysmiss | 1937 |