| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 30 minutes | 855 | 
                                                                 
                                    
                                    4%
                                 
                                                             | 
                                                        
                    
| 2 | 31-60 minutes | 787 | 
                                                                 
                                    
                                    3.7%
                                 
                                                             | 
                                                        
                    
| 3 | 61-120 minutes | 292 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    
| 4 | More than 2 hours | 544 | 
                                                                 
                                    
                                    2.6%
                                 
                                                             | 
                                                        
                    
| 5 | Never respond/never arrive | 587 | 
                                                                 
                                    
                                    2.8%
                                 
                                                             | 
                                                        
                    
| 6 | Do not know | 30 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 9 | Unspecified | 18026 | 
                                                                 
                                    
                                    85.3%
                                 
                                                             |