| Value | Category | Cases | |
|---|---|---|---|
| -99 | 12 | 
                                                                 
                                    
                                    5.8%
                                 
                                                             | 
                                                        
                    |
| 1 | To no degree at all | 3 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    
| 2 | 3 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 3 | 4 | 
                                                                 
                                    
                                    1.9%
                                 
                                                             | 
                                                        
                    |
| 4 | 8 | 
                                                                 
                                    
                                    3.9%
                                 
                                                             | 
                                                        
                    |
| 5 | 25 | 
                                                                 
                                    
                                    12.1%
                                 
                                                             | 
                                                        
                    |
| 6 | 10 | 
                                                                 
                                    
                                    4.8%
                                 
                                                             | 
                                                        
                    |
| 7 | 31 | 
                                                                 
                                    
                                    15%
                                 
                                                             | 
                                                        
                    |
| 8 | 26 | 
                                                                 
                                    
                                    12.6%
                                 
                                                             | 
                                                        
                    |
| 9 | 13 | 
                                                                 
                                    
                                    6.3%
                                 
                                                             | 
                                                        
                    |
| 10 | To a very significant degree | 16 | 
                                                                 
                                    
                                    7.7%
                                 
                                                             | 
                                                        
                    
| 11 | Don't know | 56 | 
                                                                 
                                    
                                    27.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 13 |