| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | Malo | 733570 |
14.4%
|
| 2 | Regular | 1575764 |
31%
|
| 3 | Bueno | 2779010 |
54.6%
|
| 9 | 2772 |
0.1%
|
|
| Sysmiss | 52176 |