| Value | Category | Cases | |
|---|---|---|---|
| 1 | Greatly reduced | 5 | 
                                    
                                    5.4%
                                 | 
| 2 | Somewhat reduced | 10 | 
                                    
                                    10.8%
                                 | 
| 3 | No change observed | 59 | 
                                    
                                    63.4%
                                 | 
| 4 | Somewhat increased | 15 | 
                                    
                                    16.1%
                                 | 
| 5 | Greatly increased | 4 | 
                                    
                                    4.3%
                                 | 
| Sysmiss | 38 |