| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | Malo | 496907 |
11.1%
|
| 2 | Regular | 153562 |
3.4%
|
| 3 | Bueno | 3820717 |
85.3%
|
| 9 | Ignorado | 8292 |
0.2%
|
| Sysmiss | 53684 |