| Value | Category | Cases | |
|---|---|---|---|
| 1 | To a fully sufficient degree | 11 | 
                                    
                                    3.7%
                                 | 
| 2 | To a somewhat sufficient degree | 60 | 
                                    
                                    19.9%
                                 | 
| 3 | To a somewhat insufficient degree | 134 | 
                                    
                                    44.5%
                                 | 
| 4 | To a very insufficient degree | 35 | 
                                    
                                    11.6%
                                 | 
| 5 | Don't know | 61 | 
                                    
                                    20.3%
                                 | 
| Sysmiss | 18 |