| Value | Category | Cases | |
|---|---|---|---|
| 1 | NINGUNA DIFICULTAD | 3287 | 
                                    
                                    79.7%
                                 | 
| 2 | CIERTA DIFICULTAD | 574 | 
                                    
                                    13.9%
                                 | 
| 3 | MUCHA DIFICULTAD | 99 | 
                                    
                                    2.4%
                                 | 
| 4 | LE RESULTA IMPOSIBLE CONCENTRARSE | 9 | 
                                    
                                    0.2%
                                 | 
| 9 | NO RESPONDE | 2 | 
                                    
                                    0%
                                 | 
| Sysmiss | 151 | 
                                    
                                    3.7%
                                 |