| Value | Category | Cases | |
|---|---|---|---|
| 0 | < 1 year completed | 0 | 
                                    
                                    0%
                                 | 
| 1 | 15 | 
                                    
                                    27.3%
                                 | |
| 2 | 15 | 
                                    
                                    27.3%
                                 | |
| 3 | 10 | 
                                    
                                    18.2%
                                 | |
| 5 | 9 | 
                                    
                                    16.4%
                                 | |
| 6 | 2 | 
                                    
                                    3.6%
                                 | |
| 7 | 2 | 
                                    
                                    3.6%
                                 | |
| 10 | 2 | 
                                    
                                    3.6%
                                 | |
| 98 | dk | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 15296 |