| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very easy | 115 | 
                                    
                                    19.9%
                                 | 
| 2 | Easy | 432 | 
                                    
                                    74.6%
                                 | 
| 3 | Difficult | 28 | 
                                    
                                    4.8%
                                 | 
| 4 | Very difficult | 0 | 
                                    
                                    0%
                                 | 
| 5 | Respondent is not the one who registers | 4 | 
                                    
                                    0.7%
                                 | 
| Sysmiss | 222 |