| Value | Category | Cases | |
|---|---|---|---|
| 1 | NINGUNA DIFICULTAD | 3335 |
63.3%
|
| 2 | CIERTA DIFICULTAD | 21 |
0.4%
|
| 9 | NO RESPONDE | 1 |
0%
|
| Sysmiss | 1913 |
36.3%
|