| Value | Category | Cases | |
|---|---|---|---|
| 1 | time spent decreased a lot | 11 | 
                                                                 
                                    
                                    1.7%
                                 
                                                             | 
                                                        
                    
| 2 | time spent decreased | 47 | 
                                                                 
                                    
                                    7.4%
                                 
                                                             | 
                                                        
                    
| 3 | no change | 70 | 
                                                                 
                                    
                                    11.1%
                                 
                                                             | 
                                                        
                    
| 4 | time spent increased | 306 | 
                                                                 
                                    
                                    48.4%
                                 
                                                             | 
                                                        
                    
| 5 | time spent increased a lot | 198 | 
                                                                 
                                    
                                    31.3%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 121 |