| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. NO DIFFICULTY | 23515 | 
                                    
                                    97.4%
                                 | 
| 2 | 2. YES - SOME DIFFICULTY | 447 | 
                                    
                                    1.9%
                                 | 
| 3 | 3. YES - A LOT OF DIFFICULTY | 114 | 
                                    
                                    0.5%
                                 | 
| 4 | 4. CANNOT PERFORM ACTIVITY AT ALL | 56 | 
                                    
                                    0.2%
                                 | 
| Sysmiss | 5371 |