| Value | Category | Cases | |
|---|---|---|---|
| 1.00 | Has functional difficulty | 114 | 
                                    
                                    5%
                                 | 
| 2.00 | Has no functional difficulty | 1655 | 
                                    
                                    72.8%
                                 | 
| 9.00 | No information | 503 | 
                                    
                                    22.1%
                                 |