| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 12 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| 1 | 0-15 mins | 1960 | 
                                                                 
                                    
                                    44%
                                 
                                                             | 
                                                        
                    
| 2 | 16-30 mins | 630 | 
                                                                 
                                    
                                    14.1%
                                 
                                                             | 
                                                        
                    
| 3 | 31-45 mins | 345 | 
                                                                 
                                    
                                    7.7%
                                 
                                                             | 
                                                        
                    
| 4 | 46-60 mins | 625 | 
                                                                 
                                    
                                    14%
                                 
                                                             | 
                                                        
                    
| 5 | Over 60 mins | 882 | 
                                                                 
                                    
                                    19.8%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 14347 |