| Value | Category | Cases | |
|---|---|---|---|
| 1 | better than usual | 2531 | 
                                                                 
                                    
                                    32%
                                 
                                                             | 
                                                        
                    
| 2 | No difference (as usual) | 4531 | 
                                                                 
                                    
                                    57.3%
                                 
                                                             | 
                                                        
                    
| 3 | Worse than usual | 769 | 
                                                                 
                                    
                                    9.7%
                                 
                                                             | 
                                                        
                    
| 4 | Much worse than usual | 74 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 4 |