| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, PRIMARY ONLY | 27 | 
                                                                 
                                    
                                    8.6%
                                 
                                                             | 
                                                        
                    
| 2 | YES, SECONDARY ONLY | 2 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    
| 3 | YES, BOTH | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 4 | NONE | 284 | 
                                                                 
                                    
                                    90.7%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 27069 |