| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 1 | Decrease a lot | 181 | 
                                                                 
                                    
                                    15%
                                 
                                                             | 
                                                        
                    
| 2 | Decrease somewhat | 37 | 
                                                                 
                                    
                                    3.1%
                                 
                                                             | 
                                                        
                    
| 3 | Stay the same | 223 | 
                                                                 
                                    
                                    18.5%
                                 
                                                             | 
                                                        
                    
| 4 | Increase somewhat | 205 | 
                                                                 
                                    
                                    17%
                                 
                                                             | 
                                                        
                    
| 5 | Increase a lot | 199 | 
                                                                 
                                    
                                    16.5%
                                 
                                                             | 
                                                        
                    
| 9 | Don't know | 363 | 
                                                                 
                                    
                                    30%
                                 
                                                             | 
                                                        
                    
| 998 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |