| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. YES, PRIMARY ONLY | 767 | 
                                                                 
                                    
                                    4.7%
                                 
                                                             | 
                                                        
                    
| 2 | 2. YES, SECONDARY ONLY | 172 | 
                                                                 
                                    
                                    1.1%
                                 
                                                             | 
                                                        
                    
| 3 | 3. YES, BOTH | 52 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| 4 | 4. NONE | 15248 | 
                                                                 
                                    
                                    93.9%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 10318 |