| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 9 | 
                                                                 
                                    
                                    12.5%
                                 
                                                             | 
                                                        
                    
| -98 | Refused to respond | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 1 | 20 years or younger | 25 | 
                                                                 
                                    
                                    34.7%
                                 
                                                             | 
                                                        
                    
| 2 | 21-30 years | 24 | 
                                                                 
                                    
                                    33.3%
                                 
                                                             | 
                                                        
                    
| 3 | 31-40 years | 14 | 
                                                                 
                                    
                                    19.4%
                                 
                                                             | 
                                                        
                    
| 4 | 41-50 years | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 5 | over 50 years | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 7089 |