| Value | Category | Cases | |
|---|---|---|---|
| 1 | Age in years | 69 | 
                                    
                                    81.2%
                                 | 
| 2 | Age in months | 2 | 
                                    
                                    2.4%
                                 | 
| 8 | DK | 14 | 
                                    
                                    16.5%
                                 | 
| Sysmiss | 3915 |