| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 1 | Increased a lot | 573 | 
                                    
                                    47.8%
                                 | 
| 2 | Increased somewhat | 137 | 
                                    
                                    11.4%
                                 | 
| 3 | Stayed the same | 204 | 
                                    
                                    17%
                                 | 
| 4 | Decreased somewhat | 196 | 
                                    
                                    16.3%
                                 | 
| 5 | Decreased a lot | 62 | 
                                    
                                    5.2%
                                 | 
| 8 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 9 | Don’t know | 28 | 
                                    
                                    2.3%
                                 |